Liftmaster KPW250 250 Code Wireless Commercial Keypad LED Backlight Metal Keypad. Brand new, open box. This LiftMaster KPW250 wireless keypad is a durable and sleek option for commercial use. It boasts a metal construction and illuminated buttons for easy use in low-light settings. With the ability to program up to 250 unique codes, it’s a versatile option for any business. Powered by lithium-ion batteries, it’s easy to install without needing to worry about wiring or electrical outlets. This keypad is compatible with LiftMaster garage door openers and operates on both 315 MHz and 300 MHz frequencies.