Wireless Doorbell

Communication Interface:WirelessPower:Dry batteryProduct specifications:Receiver: 2 × AAA batteriesTransmitter: 1 12V23A battery (supplied)Weight: 120G/PCUsage: After installing the battery, pull the receiver switch to the sound selection (double arrow)...

1. Place the correct batteries in the detector & in the receiver units 2. Make sure that the batteries have been put in the proper positions 3. Mount the detector properly by the front door, window frame, driveway, walk path, backyard or anywhere you...

1) Receiver: Use three AA batteries hung on the wall in the room 2) Transmitter: Battery: 3x AAA batteries 3) LED Indicator: press the send button, LED indicator light will flash 4) Built-in 36 chord music 5) ABS material housing 6) The ultra-distance...

Product parameters: 1. Working voltage: DC3V CR2032. 2. Quiescent current: less than 1 microampere. 3. Alarm current: less than or equal to 10A. 4. Coding method: 1527 330K. 5. Working frequency: 433MHZ +/- 75KHZ. 6. Wireless distance: Is it less than or...

1. Wireless button power supply: contains a 23A 12V battery 2. Material: ABS 3. Can be equipped with multiple wireless buttons to meet the doorbell / help / call 4. It can be equipped with multiple outdoor solar sensors, and early warning for 100 meters...

1. Material: ABS resin2. Dimensions: receiver 9.5x6.5x3 cm, transmitter 8x4.5x2 cm3. Weight: about 40 grams4. Working distance: about 100 meters5. Waterproof: IP446. Power supply mode: transmitter contains 23A 12V battery, receiver 2 x AA batteries (need...

1. Working methods: Wireless digital remote control, Do not interfere with each other 2. The work voltage of the receiver: DC4.5V Batteries 3. Static electricity of the receiver Less than or equal to 0.6mA(Ultra-low power, can extend battery life) 4...

1. Work mode: wireless remote control 2. Receiver operating voltage: DC 3V (2 x AA batteries, not included) 3. Power: =80m (open area) 6. Transmitter operating frequency: 315MHz 8. Transmitter operating voltage: 12V (battery model: 23A, included battery)...

1. Work mode: wireless remote control 2. Receiver operating voltage: DC 3V (2 x AA batteries, not included) 3. Power: =80m (open area) 6. Transmitter operating frequency: 315MHz 8. Transmitter operating voltage: 12V (battery model: 23A, included battery)...

1. Flat panel, no dust, easy to clean. 2. Touch the transmitter for more than 100,000 times. 3. New ABS flame retardant shell, precision parts, patch technology. 4. Signal penetration up to 300 meters. 5. Adjustable music, easy to install and use 6...

1. Working mode: self-powered doorbell 2. Receiver working voltage: 110V-240V 3. Power: less than 2W 4. Working frequency: 433.92MHZ 5. Remote control / receiving distance: more than 150m (open area) 6. AC terminal (pin): US plug, EU plug, UK plug ...

Functions: 1. Two-way intercom and unlock function. 2. Two-core wire connection, four-core wire connection with unlock. 3. The door machine is surface-mounted design and easy to install. 4. Using new ABS plastic, durable. 5. There is an excellent side...