External power supply: DC5V or DC12V, Micro USB
Built-in battery: Ni-Hi DC 3.7V
Standby current:＜ 20mA/5V or <13mA/12V
Working current: ＜ 600mA/5V or <200mA/12V
Receiving and detecting frequency: 433MHz(ASK) / 868MHz(FSK)
Maximum number of remote controls: 99
Maximum number of wireless detectors: 99
Receiving distance: about 100M (open space)
Sending distance: about 600M (open space)
Working temperature: -20℃-55℃