Universal A/C Air Conditioner LCD Remote Control. Control over 1,000 different world famous brands of Air-conditioners. Great capacity and various functions. Powerful enough for you to operate in a long distance. With its beautiful shape and working indicator, it is convenient for you to operate. Digital automatic code searching function. Easy setting, simple operation, original appearance. Comfortable handle and convenient use. It applies big LCD display with clear settings. Built-in clock and timing ON/OFF function make operation more convenient. Need 2 x AAA (Not Included) batteries. - Setting method of product: Manually plug-in the air conditioner, aim the remote control at the receiving window of the air conditioner. Hold SET button (for about six seconds) until the conditioner type code changes in the window, indicating you have entered the high-speed conditioner type search status. press OK button to stop searching until the air conditioner automatically starts. Test whether the functions of remote control buttons (excluding Temperature and buttons, timed ON/OFF buttons, and SET button) are correct. If yes, the code is effectively set. If not, press SET button to continue once the search.