IQ-441 Tuya Smart Smoke DetectorIQ-441W: Wi-Fi Smoke DetectorIQ-441Z: Zigbee Smoke DetectorTech Specs Power: DC9V alkaline battery (6LR61 / 9V) Wireless Protocol: Wi-Fi | Zigbee3.0 Quiescent current: <10uA Alarm current: <100mA Battery Low Voltage Alarm: 6.5V+0.5V Alarm Sound: ≈80dB Working Temp.: 0℃ - +50℃ Working Humidity: ≤95%RH In the Box 1 x Smoke Detector 1 x User Manual 2 x Screws 1 x Battery (Optional)
