购买 bluetooth relay module

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$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
575
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$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
575
$26.37
$32.96
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
913
折扣 19%
$26.37
$32.96
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
913
$905.76
SPOD Bantamx 8 Relay Power Control System With Touch Screen Controller And Integrated Bluetooth For Off-Road 4X4, Trucks - USA 5-Year Warranty (
Amazon.com
16
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$905.76
SPOD Bantamx 8 Relay Power Control System With Touch Screen Controller And Integrated Bluetooth For Off-Road 4X4, Trucks - USA 5-Year Warranty (
Amazon.com
16
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
10
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
10
$32.99
Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
Amazon.com
476
$32.99
Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
Amazon.com
476
$54.88
$71.34
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
Suthisa.us
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折扣 23%
$54.88
$71.34
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
Suthisa.us
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$6.17
$6.39
DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
AliExpress
$6.17
$6.39
DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
AliExpress
$14.39
$17.99
Shelly 1PM Mini Gen3 | Wifi Smart Switch Relay, 1 Channel 8A With Power Measurement | Home Automation | Bluetooth Gateway | Compatible With Alexa &
Amazon.com
445
折扣 20%
$14.39
$17.99
Shelly 1PM Mini Gen3 | Wifi Smart Switch Relay, 1 Channel 8A With Power Measurement | Home Automation | Bluetooth Gateway | Compatible With Alexa &
Amazon.com
445
$15.29
$16.99
Ewelink 16A Mini Wifi Relay Module Smart Switch,DIY Wireless Light Switch Voice Control Outlet For Smart Home Automationcompatible With Alexa/Google
Amazon.com
4
折扣 10%
$15.29
$16.99
Ewelink 16A Mini Wifi Relay Module Smart Switch,DIY Wireless Light Switch Voice Control Outlet For Smart Home Automationcompatible With Alexa/Google
Amazon.com
4
$2.77
$4.86
1/2/4 Channel Bluetooth-Compatible Relay Module DC 5V 12V Wireless Relay Switch For Smart Home App
AliExpress
Free shipping
折扣 43%
$2.77
$4.86
1/2/4 Channel Bluetooth-Compatible Relay Module DC 5V 12V Wireless Relay Switch For Smart Home App
AliExpress
Free shipping
$62.87
$84.87
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
seanluciw.
折扣 25%
$62.87
$84.87
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
seanluciw.
$50.07
$67.59
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
seanluciw.
折扣 25%
$50.07
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8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
seanluciw.
$12.20
4-Way Bluetooth Switch Module DC 5V 12V 24V Wireless Remote Control Key Relay Mobile APP Controller
AliExpress
$12.20
4-Way Bluetooth Switch Module DC 5V 12V 24V Wireless Remote Control Key Relay Mobile APP Controller
AliExpress
$0.72
$2.67
DC 9-24V 4-Channel/8-Channel Relay Module ESP32 RS485 Modbus WIFI Bluetooth Relay Development Board
AliExpress
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折扣 73%
$0.72
$2.67
DC 9-24V 4-Channel/8-Channel Relay Module ESP32 RS485 Modbus WIFI Bluetooth Relay Development Board
AliExpress
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$17.21
$17.93
5V 12V Bluetooth Relay Module Bluetooth Remote Relay Output 8 Channel Relay Module For Arduino
AliExpress
Free shipping
$17.21
$17.93
5V 12V Bluetooth Relay Module Bluetooth Remote Relay Output 8 Channel Relay Module For Arduino
AliExpress
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$17.22
$18.05
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
Free shipping
$17.22
$18.05
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
Free shipping
$46.89
$63.30
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
seanluciw.
折扣 25%
$46.89
$63.30
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
seanluciw.
$4.42
$6.31
DC5-30V Bluetooth Proximity Switch 1 Channel Relay Module Automatically Senses Phone Automatic
AliExpress
折扣 29%
$4.42
$6.31
DC5-30V Bluetooth Proximity Switch 1 Channel Relay Module Automatically Senses Phone Automatic
AliExpress
$32.35
$34.48
DC 12V 8 Channel Relay Module Bluetooth Wireless Control Switch For Android Smart Mobile Phone App
AliExpress
Free shipping
$32.35
$34.48
DC 12V 8 Channel Relay Module Bluetooth Wireless Control Switch For Android Smart Mobile Phone App
AliExpress
Free shipping
$49.06
$81.44
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
btcfinsoft shop
折扣 39%
$49.06
$81.44
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
btcfinsoft shop
$21.40
$29.31
BAAZ HOT 8 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development
AliExpress
折扣 26%
$21.40
$29.31
BAAZ HOT 8 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development
AliExpress
$10.69
$10.85
DC 12V Bluetooth BLE 5.2 Relay Module With Ios Android APP Control Motor Forward Reverse
AliExpress
$10.69
$10.85
DC 12V Bluetooth BLE 5.2 Relay Module With Ios Android APP Control Motor Forward Reverse
AliExpress
$7.34
$7.91
DC 7-24V Wifi Remote Control Switch Bluetooth Dual Mode Wireless Relay Module 1/2/3/4 Channel Relay
AliExpress
$7.34
$7.91
DC 7-24V Wifi Remote Control Switch Bluetooth Dual Mode Wireless Relay Module 1/2/3/4 Channel Relay
AliExpress
$42.68
$55.48
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
Suthisa.us
Free shipping
折扣 23%
$42.68
$55.48
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
Suthisa.us
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$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
$22.99
Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
Amazon.com
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
Free shipping
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
Free shipping
$34.97
Smart Wifi Relay Switch Module With Voice And App Control 1 Receiver
Inspire Uplift
Free shipping
$34.97
Smart Wifi Relay Switch Module With Voice And App Control 1 Receiver
Inspire Uplift
Free shipping
$7.99
Bluetooth Smart Switch Relay Module Single Point Control Breaker Repeater
delupe.com
Free shipping
$7.99
Bluetooth Smart Switch Relay Module Single Point Control Breaker Repeater
delupe.com
Free shipping
$6.79
5V/12V 2CH Bluetooth Relay Module Smart Home Mobile APP Remote Control Switch. GCSUPERMARKET. Relay Accessories.
eBay
$6.79
5V/12V 2CH Bluetooth Relay Module Smart Home Mobile APP Remote Control Switch. GCSUPERMARKET. Relay Accessories.
eBay
$18.99
Newgoal 4-Channel Wifi Smart Switch Relay Module, TUYA/Smart Life App For Smart Home Remote Control, Momentary Time Adjustable, Compatible With Alexa/
Amazon.com
419
$18.99
Newgoal 4-Channel Wifi Smart Switch Relay Module, TUYA/Smart Life App For Smart Home Remote Control, Momentary Time Adjustable, Compatible With Alexa/
Amazon.com
419
$52.85
$70.37
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
TekCypher.com
折扣 24%
$52.85
$70.37
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
TekCypher.com
$4.82
Taidacent Single Channel 12V 10A BLE Relay Switch Module Mobile Phone BLE Remote Control IOT BLE Relay Module
Alibaba B2B
Free shipping
$4.82
Taidacent Single Channel 12V 10A BLE Relay Switch Module Mobile Phone BLE Remote Control IOT BLE Relay Module
Alibaba B2B
Free shipping
$41.18
Relay Module, 4 Channel, Esp32 C6 Wifi, Bluetooth, Zigbee, Matter
eBay
Free shipping
$41.18
Relay Module, 4 Channel, Esp32 C6 Wifi, Bluetooth, Zigbee, Matter
eBay
Free shipping
$40.00
4 Channel Smart Wifi RF Bluetooth Wireless Dry Contact Relay Switch Module. MHCOZY. Other Smart Home Electronics. TY4CH.
eBay
Free shipping
$40.00
4 Channel Smart Wifi RF Bluetooth Wireless Dry Contact Relay Switch Module. MHCOZY. Other Smart Home Electronics. TY4CH.
eBay
Free shipping
$27.97
Industrial 6-Channel ESP32-S3 Wifi Relay Module, Supports Wifi / Bluetooth / RS485 Control, Onboard RS485 / Pico HAT Interfaces
Alibaba B2B
Free shipping
$27.97
Industrial 6-Channel ESP32-S3 Wifi Relay Module, Supports Wifi / Bluetooth / RS485 Control, Onboard RS485 / Pico HAT Interfaces
Alibaba B2B
Free shipping
Arduino – Bluetooth 8 Channel Relay App
Arduino – Bluetooth 8 Channel Relay App
2018年4月10日
arduino.cc
Arduino Control Realy module with Bluetooth & IR - Latest Arduino Projects
Arduino Control Realy module with Bluetooth & IR - Latest Arduino Pr…
2020年5月9日
easyelectronicsproject.com
How to use Bluetooth control Relay with Arduino.
9:00
How to use Bluetooth control Relay with Arduino.
已浏览 1.2万 次2021年7月13日
YouTubePassion Tech KLM
Home Automation using Arduino Bluetooth IR Remote control relay with EEPROM | Arduino Projects 2022
10:32
Home Automation using Arduino Bluetooth IR Remote control relay …
已浏览 5.1万 次2022年1月16日
YouTubeTech StudyCell
Arduino and Android Bluetooth Relay Control (Tutorial)
20:43
Arduino and Android Bluetooth Relay Control (Tutorial)
已浏览 7万 次2016年8月6日
YouTubeliney118
Trying to code a Arduino Bluetooth with relay to turn on/off automatically
Trying to code a Arduino Bluetooth with relay to turn on/off automatic…
2021年3月24日
mit.edu
Bluetooth Module Interfacing with ESP8266: Controlling an LED
0:29
Bluetooth Module Interfacing with ESP8266: Controlling an LED
2019年5月1日
circuitdigest.com
10:18
Home Automation using ESP32 Bluetooth and IR remote control R…
已浏览 3.5万 次2021年7月31日
YouTubeTech StudyCell
3:32
Home Automation using Arduino and Bluetooth | HC05 | HC06 | Ard…
已浏览 1.2万 次2021年5月29日
YouTubeElectronics University
Configuring Bluetooth module using AT commands
2022年2月15日
engineersgarage.com
18:51
12V Bluetooth Relay to control AC or DC load using mobile Phone - R…
已浏览 5.2万 次2021年5月23日
YouTubeRobojax
5:24
Arduino Bluetooth Relay Control | Bluetooth Relay Switch
已浏览 2.9万 次2021年4月6日
YouTubeAhmad Logs
2:32
How to Connect Zelio Logic Smart Relays to Windows PC using Blue…
已浏览 1.3万 次2017年5月10日
YouTubeSchneider Electric
10:20
ESP32 Bluetooth Home Automation System with Manual Switch | ESP3…
已浏览 3.1万 次2021年1月26日
YouTubeTech StudyCell
5:35
Bluetooth Relay control using Raspberry Pi Pico and HC05 | micr…
已浏览 4611 次2021年8月2日
YouTubeStechiezDIY
21:29
Home Automation using arduino bluetooth | Smart Home | Manual a…
已浏览 28.9万 次2021年4月11日
YouTubeSL IDEAS
11:39
Home Automation using ESP32 Bluetooth control relay //ESP32 Sa…
已浏览 1.7万 次2022年5月23日
YouTubeArup Experiment
Arduino – Bluetooth 4 Channel Relay App
2023年6月29日
arduino.cc
Arduino – Bluetooth 12 Channel Relay App
2018年4月10日
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3:27
Bluetooth 4 Channel Relay App - Arduino Project 4 Channel Relay …
已浏览 1599 次2022年6月27日
YouTubesvsembedded
14:35
How to use Bluetooth Relay Module
已浏览 1.5万 次2021年5月21日
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11:46
Trigger One Bluetooth Relay unboxing and installation
已浏览 3855 次2020年6月2日
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4:39
How to ✅ CONFIGURE BLUETOOTH RELAY | BlueSPP
已浏览 1.8万 次2020年10月10日
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9:57
HC-05 Bluetooth module Arduino project with HC-05 tutorial 4 chan…
已浏览 1.6万 次2022年1月31日
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2:20
Using a Smartphone Bluetooth Relay Kit to Control a Linear Actu…
已浏览 2.5万 次2020年7月24日
YouTubeFIRGELLI Automations
2:15
How does work BLUETOOTH MODULE | BLUETOOTH MODULE …
已浏览 1.2万 次2020年7月25日
YouTubeSriTu Hobby
0:26
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已浏览 7829 次2024年9月28日
YouTubeJust Do Electronics
2:50
Control DC Motor with Bluetooth & Relay Module | HC-05 & BlueBot A…
已浏览 1282 次2025年1月25日
YouTubeRiyas Bin Umar
0:44
How to connect Bluetooth relay with Tripod Turnstile Gate
已浏览 31 次3 个月之前
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已浏览 3.1万 次2015年2月27日
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购买 bluetooth relay module

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$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
575
Free shipping
$54.49
Shelly Pro 1 | Wi-Fi & LAN, 1-Channel Smart Relay Switch | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | No Hub Required
Amazon.com
575
$26.37
$32.96
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
913
折扣 19%
$26.37
$32.96
Shelly 1 Mini Gen3 | Wifi Smart Switch Relay 1 Channel 8A | Home Automation | Bluetooth Gateway | Compatible With Alexa & Google Home | Ios Android
Amazon.com
913
$905.76
SPOD Bantamx 8 Relay Power Control System With Touch Screen Controller And Integrated Bluetooth For Off-Road 4X4, Trucks - USA 5-Year Warranty (
Amazon.com
16
Free shipping
$905.76
SPOD Bantamx 8 Relay Power Control System With Touch Screen Controller And Integrated Bluetooth For Off-Road 4X4, Trucks - USA 5-Year Warranty (
Amazon.com
16
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
10
$22.88
Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
Amazon.com
10
$32.99
Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
Amazon.com
476
$32.99
Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
Amazon.com
476
$54.88
$71.34
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
Suthisa.us
Free shipping
折扣 23%
$54.88
$71.34
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
Suthisa.us
Free shipping
$6.17
$6.39
DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
AliExpress
$6.17
$6.39
DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
AliExpress
$14.39
$17.99
Shelly 1PM Mini Gen3 | Wifi Smart Switch Relay, 1 Channel 8A With Power Measurement | Home Automation | Bluetooth Gateway | Compatible With Alexa &
Amazon.com
445
折扣 20%
$14.39
$17.99
Shelly 1PM Mini Gen3 | Wifi Smart Switch Relay, 1 Channel 8A With Power Measurement | Home Automation | Bluetooth Gateway | Compatible With Alexa &
Amazon.com
445
$15.29
$16.99
Ewelink 16A Mini Wifi Relay Module Smart Switch,DIY Wireless Light Switch Voice Control Outlet For Smart Home Automationcompatible With Alexa/Google
Amazon.com
4
折扣 10%
$15.29
$16.99
Ewelink 16A Mini Wifi Relay Module Smart Switch,DIY Wireless Light Switch Voice Control Outlet For Smart Home Automationcompatible With Alexa/Google
Amazon.com
4
$2.77
$4.86
1/2/4 Channel Bluetooth-Compatible Relay Module DC 5V 12V Wireless Relay Switch For Smart Home App
AliExpress
Free shipping
折扣 43%
$2.77
$4.86
1/2/4 Channel Bluetooth-Compatible Relay Module DC 5V 12V Wireless Relay Switch For Smart Home App
AliExpress
Free shipping
$62.87
$84.87
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
seanluciw.
折扣 25%
$62.87
$84.87
8 Channel Relay, 5V Bluetooth Relay Remote Control Switch Relay Relay Module Motor Light For Android Mobile
seanluciw.
$50.07
$67.59
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
seanluciw.
折扣 25%
$50.07
$67.59
8 Channel Bluetooth 4.0 Relay Android Mobile Remote Control Switch DC 12V 10A Relay Module For Android Phones With Bluetooth 4.0 Pack Of 2
seanluciw.
$12.20
4-Way Bluetooth Switch Module DC 5V 12V 24V Wireless Remote Control Key Relay Mobile APP Controller
AliExpress
$12.20
4-Way Bluetooth Switch Module DC 5V 12V 24V Wireless Remote Control Key Relay Mobile APP Controller
AliExpress
$0.72
$2.67
DC 9-24V 4-Channel/8-Channel Relay Module ESP32 RS485 Modbus WIFI Bluetooth Relay Development Board
AliExpress
Free shipping
折扣 73%
$0.72
$2.67
DC 9-24V 4-Channel/8-Channel Relay Module ESP32 RS485 Modbus WIFI Bluetooth Relay Development Board
AliExpress
Free shipping
$17.21
$17.93
5V 12V Bluetooth Relay Module Bluetooth Remote Relay Output 8 Channel Relay Module For Arduino
AliExpress
Free shipping
$17.21
$17.93
5V 12V Bluetooth Relay Module Bluetooth Remote Relay Output 8 Channel Relay Module For Arduino
AliExpress
Free shipping
$17.22
$18.05
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
Free shipping
$17.22
$18.05
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
Free shipping
$46.89
$63.30
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
seanluciw.
折扣 25%
$46.89
$63.30
4 Channels Bluetooth Relay Module, Bluetooth Relay Control Switch Phone Wireless Remote Control Switch
seanluciw.
$4.42
$6.31
DC5-30V Bluetooth Proximity Switch 1 Channel Relay Module Automatically Senses Phone Automatic
AliExpress
折扣 29%
$4.42
$6.31
DC5-30V Bluetooth Proximity Switch 1 Channel Relay Module Automatically Senses Phone Automatic
AliExpress