TUYA Photoelectric Smoke Detector Wi-Fi

TUYA wireless photoelectric smoke detector, Wi-Fi
Features: This smart wireless photoelectric smoke sensor detects smoke from any side. It triggers an acoustic-optic alarm and via Wi-Fi sends alert messages with TUYA app.The smoke detector is connected and configured directly via the Tuya Smart or Smart Life app.No additional control panels required, no devices, just 2.4GHz wireless internet and a smart Android or iOS device.Easy to use. Lightweight and small, features ultra-low-power MCU design.Recommended ceiling mount in the centre of the room for more effective detection, keeping at least 30m distance from the lights and >15cm away from walls and corners. Can be mounted on a sloping attic ceiling, 90cm from the ceiling top.Requires two AAA batteries (not included). Make sure the distance from the smoke detector installing place to Wi-Fi router is within 10 meters.
Specifications: Power supply: DC 3V - 2x AAA 1.5V (batteries are not included).APP: TuyaSmart (Android, iOS).Sound alarm:> 80dB / 1m.Flashing alarm: red LED.Alarm current: <160mA.Standby current: <15mA.Wi-Fi network protocol: 802.11 b / g / n.Operating temperature: -10°C ~ + 50°C, at 0%~95% RH.Detection area: 20 sq. meters.Low voltage notification: <2.4V.Dimensions: 80mm x 38mm.Weight: 73g.Mounting: ceiling / sloping ceiling, with screws/ 3M adhesive tape.
Packing list: Smoke detector.Mounting screws.3M adhesive tape.
Warranty: 24 months.