This Programmable Wireless Thermostat is intended for automatic control electrical heating in winter or cold area or control electrical cooling devices in summer or hot area. It will automatically turn on or off heating devices as your preset target temperature or preset time range, to maintain a stable room temperature in order to provide comfort and save energy. Features: Easy to Use: it consists of a remote control thermostat and a plug in socket, plug and play. Wireless Remote Design: built in temperature sensor to control your heating and cooling devices within max. 20m transmission range. Programmable Design: you can set different target temperature in different time range to obtain a comfortable circumstance and save energy. Backlight LCD: big LCD screen with green backlight displays current temperature, target temperature, clock or heat or cool programs, providing clear view even in dark environment. 12H or 24H mode and anddeg C or anddeg F mode switchable. Heating or Cooling Mode Settable: used to control both heating or cooling devices. Heating program: P1-P4, cooling program: P5-P8. Flexible Usage: one remote control thermostat can be paired with multiple plug in sockets. Children Lock Function: the remote thermostat will automatically lock itself if thereand 39 s no operation for 10 minutes. Reset Function: one button to delete all setting and back to factory setting. The remote control thermostat is designed with a stand and a hanging hole, can be placed in desktop or mounted on wall. Note: Please read the user manual carefully before first use. Specifications: Material: ABS and PC and Metal Plug Type: EU Plug or UK Plug or US Plug (Optional) Voltage: 220V-240V(EU) or 220V-240V(UK) or 110V-120V(US) Max. Current or Load: 230V or 16A or 3680W(EU) 230V or 13A or 3250W(UK) 120V or 15A or 1800W(US) Color: white Heating Program: P1-P4 Cooling Program: P5-P8 Temperature Range: 0-60anddeg C or 32-140anddeg F Temperature Accuracy:andplusmn 1anddeg C or andplusmn 1.8anddeg F Current Temp. Resolution: 0.1anddeg C or anddeg F Target Temp. Resolution: 1anddeg C or anddeg F Power Supply for Thermostat: 2 x 1.5V AA battery (not included) Max. Transmission Range: 20 meters in open land Transmission Frequency: 433.92MHz Thermostat Size: 12.4 x 8.2 x 4.2cm or 4.9 x 3.2 x 1.7in Thermostat Weight: 120g or 4.2oz Plug in Socket Size(with plug): 13.2 x 6.2 x 7.6cm or 5.2 x 2.4 x 3in (L x W x T) Plug in Socket Weight: 136g or 7.8oz Package Size: 20 x 16.5 x 10cm or 7.9 x 6.5 x 3.9in Package Weight: 406g or 14.3oz Package List: 1 x Remote Control Thermostat 1 x Plug in Socket 1 x User Manual(English)