【WIFI Control】The smart wifi thermostat can be controlled by smart phone and voice. Compatible with Alexa and Google Assistant. Control and monitor temperature from anywhere with your smartphone using Smart Life APP. Compatible with Android and iOS. APP is free, no need money. 【Temperature trend graph and temperature calibration】7X24 hours data record, generate data trend graph. After prolonged use or replacing a new temperature probe, the temperature can be calibrated through smart life APP. 【Easy & Accurate & Powerful】Plug and play, no installation required. Large 2.3’’ LCD screen. Displays the measured temperature, the highest and the lowest temperature at the same time. Support °C/°F display. 1200W/10A Max for each socket. -22~221°F/-30~105°C temperature range with 0.1°C accuracy. Replaceable metal probe. Memory function setting. 【Heating and cooling output】 Dual relay output. Connect heating and cooling devices at the same time. It can cool and heat to maintain the desired