KERUI Wireless Doorbell Home Security Welcome Chime Door Bell Work with PIR Motion Detector Door Sensor Sound Alarm Ring Button

Please choose the correct plug what you need when making the order.KERUI M525 60 Chime 500ft Wireless Door Sensor DoorbellFeatures:1. Keep your children safe - Alert when you little one opens the door..2. Alerts when burglar opens door and helps deter break-ins.3. 60 chime with Mute to Loud dB.IntroductionThe wireless doorbell adopt advance wireless receiving and dispatching technology, powerful microcomputer control system, high capacity and superior voice processing technology, up to 60 songs with reliable and stable performance.Monitor Every Areas You Care with Wireless Door Chime500 feet far enough to cover every door and window in your house. Each wireless doorbell receiver can pair up to 20 magnetic door alarm sensors and each sensor can add unlimited receivers.24/7 Lifeguard for Your FamilyThis business door entry chime alerts when burglar opens door and helps deter break-ins(wireless door alarms activates when magnetic sensor separatesEasy to installJust plug the receiver into power socket and attach the door sensor on door , just keep the sensor and magnetic strip within 0.4 inch.You don't even necessarily have to make holes or damage anything.60 songs optional60 ringtones for your option,you can select regularly,and don't feel bored.Avoid the same ring with the neighbors.Strong Signal ,150m Long Distance TransmissionLong operating range can be up to 500ft(150m) in open space,great for large house including villas, apartment, offices, shops, warehouses, etc.Compatible with alam sensors & detectorsOne transmitter can pair with several(max 30) receivers,and one receiver can pair with several(max 30) transmitters.Customize your doorbell according to your need.Product Detail:Receiver1. Working Voltage: AC 100-240V2. Working Current: 3. Wireless Frequency: 433 MHz4. Working Temperature: -10-50 degree centigrade5. Wireless Distance: 150 meters (Open area)Kindly Remind:The F15 button, HW7 PIR sensor and D025 door sensor are with battery.