LED ceiling light remote control, easy operation with 30/60 minute timer function. - Model Name: OCR-LEDR4 - Functions: 30/60 minute timer function - Batteries: Uses 2 AAA batteries - Application: For LED ceiling lights only - Manufacturer: Ohm Electric Co., Ltd. Thank you for viewing. I am selling this because it was not compatible with the lighting in my home. It was only used for initial setup. I will ship it with two new alkaline batteries installed.