Turn on the host and the search device switch, the working indicator on the search device will flash, when the gold gear is selected on the host, the corresponding gold indicator on the search device will light up.
eBay
Ewelink Zigbee3.0 Water Sensor Alarm Water Leak Detector Flood Alert Overflow Security Alarm System Works With Zigbee Gateway
Aliexpress UK
See pics for condition.
eBay
1-3pcs ZigBee Door Sensor Smart Home Window Entry Detector Tuya Smart Home Alarm System Voice Control Magnetic Security Sensor
Aliexpress UK
See pics for condition.
eBay
Aqara Zigbee Submersion Sensor Water Overflow Leak Detector Alarm Security Immersion Sensor IP67 Waterproof for Mi Home Homekit
Aliexpress UK
See pics for condition.
eBay
Ewelink Zigbee 3.0 Water Sensor Alarm Water Flood Leak Detector Remote Monitoring Overflow Security Alarm System Support ZHA Z2M
Aliexpress UK
Whites MX Sport Stem Cover. Bottom stem cover. Camo Neoprene. Black Neoprene.
eBay
2 In 1 Zigbee Door Window Sensor With Lux Light/Vibration Sensor Home Security Alarm Door Detector Support Home Assistant Z2M
Aliexpress UK
eBay
Zigbee 3.0 Door Window Sensor With Brightness/Vibration Sensor Smart Home Security Protection Alarm Door Open /Closed Detector
Aliexpress UK
See pics for condition.
eBay
Tuya WiFi or ZigBee Door Window Sensor Smart Home Wireless Door Open Close Detectors APP Remote Alarm Work with Yandex Alexa
Aliexpress UK
1 Handheld detector. Energy Efficiency: Featuring a power-saving mode that automatically shuts down after three minutes of inactivity, this device conserves battery life, providing you with long-lasting performance for all your detection needs.
eBay
Aqara Water Leak Sensor E1 Zigbee Soaking Sensor Flood Water Leak Detector Alarm Security Smart Home for Mi Home Apple Homekit
Aliexpress UK