Note: The Sonoff Sensor DS18B20 must work with the Sonoff TH10/TH16 and cannot operate alone. The Sonoff TH10/TH16 is not included.Overview: Sonoff is a smart home switch that allows remote and automatic control of appliances via a mobile app. When the environmental temperature falls within a set range, connected devices are automatically turned on or off. Supports scheduling for turning devices on/off and enables preset temperature ranges. When used with the Sonoff TH10/TH16, it enhances home automation functionality.Features: - App Support: Compatible with the free eWeLink app for iOS and Android. - Sync Status: Real-time device status updates in the app. - Real-time Monitoring: Monitor current temperature readings. - Remote ON/OFF: Control connected devices from anywhere using the high-accuracy, waterproof DS18B20 temperature sensor. - Share Control: Share device access with family members. - Timing Function: Supports up to 8 active countdown, single, or repeat timing tasks for scheduled operation. - Auto Mode: Automatically turn devices on or off based on a specified temperature range. - Manual Mode: Manually turn devices on or off instantly. - Smart Scene Trigger: Use temperature values as triggers to activate other Sonoff devices in smart scenes. - Voice Control: Compatible with Alexa, Google Home, and Google Nest. - Waterproof temperature sensor with stainless steel probe for high accuracy and reliable performance in various environments.DS18B20 Sensor Specifications: - Type: Waterproof temperature sensor - Probe: Stainless steel temperature probe - Temperature Measuring Range: -55C to +125C - Operating Voltage: 3.0V to 5.5V - Weight: 26g - Cable Length: 1m Package Information: - Package Size: Approx. 9 x 4.5 x 2cm - Package Weight: Approx. 26g Packing List: 1 x DS18B20 Sensor