Note: The Sonoff Sensor DS18B20 must work with the Sonoff TH10/TH16 and cannot work alone. The Sonoff TH10/TH16 is not included. Overview: Sonoff is a universal switch for your smart home system that allows you to remotely and automatically turn on or off any connected appliances via a smartphone app. When the environmental temperature falls within a preset range, it automatically turns connected devices on or off. It supports scheduled on/off timing and allows users to set specific temperature thresholds. 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 are provided in the app. - Real-time Monitoring: Monitor current temperature in real time. - Remote ON/OFF: Control electrical devices remotely with a high-accuracy, waterproof DS18B20 temperature sensor. - Share Control: Share device access with family members for shared control. - Timing Function: Supports up to 8 timing tasks, including countdown, single, and repeat modes 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 readings as trigger conditions to activate other Sonoff devices. - Voice Control: Works with Alexa and Google Assistant (including Google Home and Google Nest). - Waterproof Temperature Sensor: Includes a stainless steel probe for high accuracy and durability, suitable for various everyday applications. DS18B20 Sensor Specifications: - Type: Waterproof temperature sensor - Probe: Stainless steel temperature probe - Temperature Measuring Range: -55°C to +125°C - Operating Voltage: 3.0–5.5V - 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