Product Wireless thermostat for heating or cooling units Green backlit display Optional cooling and heating Temperature display in C or F Target temperature display C or F Toggle Celsius or Fahrenheit Set the target temperature at any time Automatically turn on or off heating or cooling equipment to save on electricity bills. On or Off function Remote Shutdown Auto Setup Code Low Battery Warning Low Temperature or High Temperature Alarm Settings of memory Product parameters: OTS100, temperature remote control: Transmit frequency: 433.92 MHz Current temperature. Range: 0C-70C or 32F-158F Target temperature. Range: 0C-70C or 32F-158F Temperature resolution: 1C or 1F Each press of the left or right button: 1C or 1F 2 x 1.5V AAA batteries Wall mount and table stand Green backlight Optional heating and cooling modes OPS100, plug-in socket: Voltage: 230 V or 50 Hz, 120 V or 60 Hz Maximum power: 3680 W, 16 A Maximum range: 20 meters in open spaces Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store