Features: Large LCD display with green backlight, easy to operate or read in the dark. HEAT mode/ COOL mode: Multifunction Thermostat Timer with temperature control function, ideal to control heating or cooling devices Smart Home: With daily and weekly program settings,Multifunction Thermostat Timer turn your house into a smart home,lets you make house safer. Timer switch function: 20 programs for timer setting and 3 random setting; As long as your electric devices need to be turn on/off periodically Timer Outlet: Designed to control the electric power to household appliances to save energy Longer service life with optimal designed copper structure. Description: This thermostat timer switch provides multiple functions, such as timer function, countdown, random function, heat mode and cool mode; it is used to control many kinds of home appliances, furthermore, it can control heating or cooling devices to maintain a stable and comfortable room temperature. Multi-functional design: such as timer function, countdown, random function, heat mode and cool mode, etc. Plug and play, no need any installation, easy for operation. Specification: Model: TS-4000 Color: White Material: ABS+PC+Metal Supply voltage: 250V/AC,13A,50Hz,UK plug/socket Switching current: max.13A Switching power: max.3250W Plug: EU, US,UK Shortest switching time: 1 second Shortest switching interval: 1 second Switching NO/OFF programs: 20 Random programs:3 CD program: 23hr:59m:59s Heat programs: 4 Cool programs: 4 Battery type: 2pcs*LR44/AG13(Not included) Dimensions: 65*146*80mm Package included: 1 x Multi-functional Thermostat Timer Switch 1 x Temperature Probe 1 x User Manual Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Please allow slight deviation due to manual measurement. Thank you