Wireless Door Sensor Chime BITIWEND Alarm Contact Sensor Door Bell for Office/Home/Store,Door Open Chime Window Alarm Operate Range 600ft With 52 Chimes 4 Volume Level,1 Door Sensor+1 Plug-in Receiver

Wireless Door Sensor Chime BITIWEND Alarm Contact Sensor Door Bell for Office/Home/Store,Door Open Chime Window Alarm Operating Range 600ft With 52 Chimes 4 Volume Levels, 1 Door Sensor + 1 Plug-in Receiver Specification of Door Sensor Alarm Parameters of Receiver: Voltage: 110V Expandable to multiple smart receiver or transmitter: < up to 50 Working power of remote control: <10mw Volume Range: 30~110dB Working Temperature?-15 ? ~ +60 ? Working Range: 600 feet Parameters of Door Sensor: Operating Voltage: 3V DC(1* CR1632 battery) Operating current: 3uA(standby), 15mA(Transmitting) Installation gap: ? 1cm Working temperature: -15 ? ~ 60 ? Working Humidity: ? 85% How to Pair the BITIWEND Door Sensor Chime Please make pairing BEFORE installtion. 1. Pull out the strip on the door sensor part and plug the receiver into outlet. 2. press the forward or backward button to select the rintone you want. 3. After choosen the ringtone,then long press receiver volume button for about 5-7 seconds until hear receiver "ding" with blue led light flashes which mean receiver get into pairing mode and it will exit it automatically if it doesn't get signal from transmitter in 5 seconds. 4.When receiver get into pairing mode,you should immediately separate the door sensor part to pair with the receiver in 5 seconds.You will hear the tone you selected which mean your operation is successfully. Tip: Ensure the distance between door sensor and magnet part not exceed 1cm. If you still have questions of pairing, please contact with our customer service team to get video. Package of Door Chime: 1* Door sensor(transmitting part & magnet part) 1 * User Manual 1 * Double-side tape