1:Please install a brand new battery on the newly purchased remote control and point it to the TV/audio/air conditioning/other signal receiving window for operation! (Remote control does not include battery) 2:No Need to set up,Just direct to use after putting a New battery.Please remove the battery when it is not in use for a long time.Easy to use, No programming or setting up required. 3:We maintain a high standard of excellence and strive for customer satisfaction. If you have any questions or concerns about your order, please feel free to contact us before leaving feedback and we will get back to you within 24 hours. Loakdsa Replacment Remote Control for LG LB1000ER LT1016CER LW1216HR LW1516ER LW1816ER LW2516ER LW6015ER LW2516ER LW8011ERY1 LW8012ER LW8014ER LW8015ER Window Air Conditioner