Overview: This product is a universal switch for your smart , which can remotely and automatically turn on/off any electrical appliances through the mobile phone APP. It automatically turns on or off connected devices when the ambient temperature falls within the range. It also supports timer switch and preset temperature range. Used in conjunction with the smart switch and the waterproof DS18B20 sensor, you can make your home smarter.Feature: Application support: ; Sync Status: Real-time device status provided to the app.Real-time monitoring: Monitor real-time temperature; Remote On/Off: Turn on/off electrical equipment from anywhere with the high precision temperature waterproof DS18B20 sensor.Shared Control: Control your smart home with your family; Timing: Support 8 enabled countdown/single/repeating timing tasks to turn on/off at specified time.Auto Mode: Set Auto Mode to turn on/off at specified temperature. scope; Manual Mode: Set manual mode to turn ON/OFF instantly.Trigger smart scene: temperature. This value is used 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 .The waterproof temperature sensor adopts stainless steel temperature probe, which has high precision and is widely used in .Specification: Input voltage: AC 85-250V; Input current: up to 16Amaximum. Power: 3000W (16A); Wireless standard: 2.4GHz, 802.11 b/gSecurity mechanism: WPA-/WPA2-; Control : Platform: for Android, iOS; Gang: 1Support temperature sensor: DS18B20; Shell Material: Flame Retardant ABS V0Working temperature: 0C-40C; Smart switch size: 94 x 57 x 32 (mm)DS18B20 Sensor Specifications:Type: Waterproof temperature sensor; Probe:stainless steel temperature probeTemperature measurement range: -20~+100Working voltage: 3.0-5.5VLength: 1mColor: WhiteMaterial: plasticPackage Contents:1 x Smart Switch1 x Sensor1 x RF remote control 1 button (random color and appearance, 't accept the specified color.)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.