APP Remote Control: As long as your phone has a data network, you can control the switch anytime and anywhere using the app. The app allows you to check the real-time status of the switch and temperature readings at any time. The waterproof temperature sensor is suitable for use in baby rooms, storage rooms, greenhouses, and indoor gardening. You can set schedules or recurring timers to automatically turn the switch on or off. Supports voice control. Input voltage: AC85~250V 50/60Hz Output voltage: AC85~250V 50/60Hz Max current: 20A Max load: 3800W (Resistive) Wi-Fi standard: Wi-Fi 2.4GHz b/g + Bluetooth Working temperature: -20C to 80C Working humidity: 80% Material: ABS Color: White Package Contents: 1 x Temperature Switch (with 2M Temperature Sensor) Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the item and the image. Measurement error allowed is +/- 1-3cm.