Wireless type,four buttons (arm, disarm, emergency, stay arm), easy to got it that is convenient for users to choose various types.
Working Voltage: 12VDC; AG23
Battery Life: About 1 -3 years
Wireless Frequency: 315 MHz /433MHz
Transmission Range: 100m ~300m(Open area)
Working Current: 15 mA
Coded IC: 1527