Features: Application support: Free iOS and Android mobile app Tuya Smart/Smart Life. Sync status: Real-time device status provided to the application. Real-time monitoring: Monitor real-time temperature. Real-time power monitoring. Remote on/off: Use high-precision temperature waterproof DS18B20 sensor to turn on/off electrical devices from anywhere. Shared control: Control your smart home with your family. Timing: Support 8 enabled countdown/single/repeated timing tasks to turn on/off at a specified time. Automatic mode: Set the automatic mode to turn on/off at a specified temperature. Range. Manual mode: Set manual mode to turn on/off immediately. Trigger smart scene: Temperature. This value acts as a smart scene trigger condition to trigger the on/off of other Tuya smart devices. Voice control: Compatible with "Amazon" Alexa, for Google Home, for Google Nest. The waterproof temperature sensor uses a stainless steel temperature probe with high accuracy and is widely used in daily life. Specifications: Input voltage: AC 85-250V Input current: Maximum 16A Max. power: 3000W (16A) Wireless standard: 2.4GHz, 802.11 b/g/n Security mechanism: WPA-PSK/WPA2-PSK Control method: Mobile APP Tuya Smart/Smart Life Platform: Applicable to Android, iOS Gang: 1 Support temperature sensor: DS18B20. Working temperature: 0C-40C Smart switch size: 94 x 57 x 32 (mm) DS18B20 sensor specifications: Type: Waterproof temperature sensor Probe: Stainless steel temperature probe Temperature measurement range: -20~+100 Working voltage: 3.0-5.5V Color: White Material: plastic Package Contents: 1 x Smart switch 1 x DS18B20 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.