Features: App Support: Free iOS and for Android mobile App Tuya Smart / Smart Life. Sync Status: Real-time device status provided to App. Real-time monitor: Monitor real-time temperature and humidity. Real-time power monitoring. Remote ON/OFF: Turn electrical devices on/off from anywhere, with high accuracy temperature and humidity cht8305 . Share Control: Control your smart home together with your family. Specifications: Input voltage: AC 85-250V Input current: Max 16A Max. Power: 3000W(16A) Wireless Standard: 2.4GHz, 802.11 b/g Security Mechanism: WPA-/WPA2- Control mode: Mobile APP Tuya smart / Smart Life Platform: for Android, iOS Gang: 1 Support temperature and humidity sensor: cht8305 Enclosure Material: Fire-retardant ABS V0 Operating Temperature: 0ºC-40ºC cht8305 Sensor Specifications: Type: temperature & humidity sensor Temperature Measuring Range: The error is less than ±0.5℃ in the temperature range of -20℃ - 100℃ , Humidity Measuring Range: 5% RH- 90% RH The error is less than ±5.0%RH in the humidity range of 20 ~ 80%RH Material: plastic colour: white Package Contents: 2 x Smart Switch 2 x cht8305 Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.