Upgraded Fireplace Remote Kit: Upgraded gas fireplace remote control thermostat has a blue backlight for better vision at night. Gas fireplace remote control on/off kit is suitable for millivolt gas valve. This remote control system requires two (2) AAA and four (4) AA alkaline batteries to power the transmitter and receiver. (batteries not included) Compatible Fireplace Remote Control Kit: Gas fireplace remote control kit is suitable for millivolt gas valve replacement for skytech, Ambient, Majestic, Vermont, Monessen, durablow, napoleon, empire, rasmussen, superior and more brands fireplaces and stoves. Important Safety Information: Read this manual thoroughly prior to installing, programming or operating any remote control. This remote control system is designed for use with a millivolt or 24V gas valve system. Do not use this remote control system on applications with voltages above 24 Volts AC/DC and 1 amp current. Easy to install: simply connect the two terminals to the TH and TH/TP terminals of the millivolt valve. This system comes with a 22 inch wire assembly. Receiver features an optional wall plate to mount the receiver box in a wall. It has a 30-foot operating range and child protection function. Package Includes: 1*RCB04A Transmitter remote, 1 receiver box, wall cover plate and battery cover (white and black), wall clamp, 1 plug-in wiring assembly - 22 inches, 1 Installation Instructions. (Batteries not included)