ALARM SECURITY KIT 1D/13165 GENWAY

Tuya Wi-Fi alarm + wireless doorbell + door/window opening sensor The system connects wirelessly. The control panel connects to Internet via Wi-Fi. The sensor alerts if there is open window or door, or doorbell pressed in the Tuya / Smart Home mobile application. Power supply: 110/220V AC, battery backup: 3.7V, 300mAh Current consumption: <100mA Radio frequency: 433Mhz WiFi: IEEE802.11b/g/n Ringtones: 58 Volume levels:5 (including mute) Noise (Typical): 85dBA Expandable: up to 100 bell buttons/sensors Operating temperature: -10~55? Bell Specification: Power: DC 3V (CR2032 battery) Standby current: <5uA Transmission range: <80m (without obstacles and interference) Radio frequency: 433Mhz Operating temperature: -10~55?