OULIA 220V Wireless Sensor Door Chime Electro Guard Watch, US Plug Tag-Touch Panel Working Distance: 100m (100m Open)

Working Distance: 100m (100m Open)

Carton Size 37cm * 27cm * 32cm / 14

Avoiding eye fatigue and radiation harm

Front housing LCD frame bezel plate replacement for TCL 20L / 20L+ / 20 Lite T774H T774B T775H T775B

8) It is applicable to wire sizes of 22

OULIA 220V Wireless Sensor Door Chime Electro Guard Watch, US Plug Tag-Touch Panel Working Distance: 100m (100m Open)1. Adopt digital technology, emitter and receiver to not interfered by environment 2. Use super high frequency wireless transmit signal mode,need not contact by wire,easy to use 3. Detector use advanced infrared detecting technology,working underall condition 4. Very suitable for home, offices, hotels, jewelry stores, etc. 5. Wireless installation, just place the sensor at the entrance 6. Battery: AAA*3 (not included) Specification: Package Weight One