The Chamberlain 940EV Wireless Illuminated Keypad Garage Opener is a new, sealed product designed for use with Chamberlain garage openers manufactured in 1993 and up. This keypad features a lead-acid battery technology with a 100 ft operating range and one illuminated button for easy use. It is compatible with all Chamberlain openers and has a frequency of 315 MHz. Additionally, it is designed for Amazon Alexa smart home compatibility, making it a convenient and modern solution for controlling your garage door. Made of durable plastic in a gray color, this keypad is a reliable and stylish addition to any home.