wireless remote controller DESCRIPTION:wireless type, strong to remote the alarm control panel by pressing buttons on theremote control with four buttons (arm, disarm, panic, ... is convenient for users to choose various types SPECIFICAITON:1. Wireless frequency :433MHz OR:315MHz2. Working voltage: Dry battery:12 ... kg7. Size: 62 mm (L)*39mm(W)14mm(H) wireless remote controller for alarm control panel