פעמון דלת עמיד למים חיצוני אלחוטי לבית

Product information:
Power type: Communication
Scope of Application: store, home, office, office, factory, etc.

Receiver size: 8×7.6×3.3CM

Feature:

The transmitter adopts an imported infrared probe, with a 360 degree universal rotation and a 120 degree sensing area, with a sensing distance of 3-7 meters. It is IP44 waterproof, with a deep waterproof groove and a high waterproof cover
The transmission distance is greater than 200 meters, 38 music pieces are optional, the receiver is directly plugged into a socket or connected to a USB interface, and the setting button can be used normally. The transmitter can be used with 3 AAA 7 batteries, fixed within a height range of 2 meters, and the use range includes villas, elderly rooms, children's rooms, warehouses, vehicle access, security areas, security areas, outdoor areas, and animal access areas