RQ410W Wi-Fi Gas DetectorRQ410W Tuya Smart Wi-Fi Gas DetectorTech Specs Input Voltage: DC 5V (Micro USB) Working Current: <150mA Response time: <30s Gas Sensor Lifetime: 3 years Installation Type: Wall-mounted Air pressure: 86 - 106Kpa Working temperature: 0℃ - 55℃ Relative Humidity:<80% (No freezing) In the Box 1 x Gas Leak Detector 1 x Fixed Bracket 1 x Bag of Screws 1 x English Manual 1 x Micro USB Cable 1 x Power Adapter