Features:Smart thermostat: Designed for heating devices, help you develop a economical heating method, money saving and energy saving. LCD Display: Sleek LCD touch-control panel, clear to read and easy to operate. The ABS and PC shell is durable and fireproof, reliable to use.Built-in sensor: Select IN sensor in auto mode, the thermostat will work automatically to provide you a comfortable environment.Programmable Mode: The thermostat supports different weekly combination settings including 5+2(Default), 6+1, 7-day with 6 time-modes daily, energy-saving thermostat to help reduce electricity costs.Memory Function: No need to worry about power failure, data will be saved when power is off.Children Lock: Keypad locking function is designed to prevent children from operating by mistake.2-in-1 Application: With 3A load current, it is used for control of gas boiler syetem and water heating system, perfect for home, office, shopping mall, hotel, etc.Specifications:Load Current: 16A with WiFi / 3A with WiFi / 16A without WiFi / 3A without WiFi(Optional)Power supply: AC230VPower Consumption: 2W`Setting Range: 5~90Limitation Range: 5~99 (factory setting 35)Switching Differential: 0.5-10 ( factory setting 1)Ambient Temperature: -5~50Protection Housing: IP20Housing Material: Self-extinguishing PCItem Size: 9 * 8.7 * 4.5cm / 3.54 * 3.42 * 1.77inPackage Weight: 229g / 8.07ozPackage Size: 11 * 10 * 6cm / 4.33 * 3.93 * 2.36inPacking List:1 * Smart thermostat1 * User Manual (English)2 * Bolts