Remote Control To Code DescriptionIn the off setting state,press the up button first and press the confirmation button to maintain more than 3 seconds.To enter the remote control to the code interface,display HFA-,press the remote control to launch the remote control code,after the code exit the code interface,the machine enters the boot state,if the code failed will not enter the boot state.The timeout of the code will automatically exit the code state.NOTE: Only for LCD Thermostat. Name: Remote Control For Diesel Air HeaterModel: A33800Specifications:Color: Silver (Remove the blue protective film)Size: 30×54×13mm (1.2×2.1×0.5")Control distance: Within 50m Feature- Used for remotely controlling the ON/OFF and temperature regulation of diesel air heater.- Defrost or heat up the car without getting on the car. Package include:1 x Remote Control Notice:1.Please allow 1-5mm error due to manual measurement. Please make sure you do not mind before you bid.2.The colors may have different as the difference display, please understand.