* No radialization
* 256*256 codes
* Warning tone & vibration to alarm
* freely set the distance from 0-25M
* Wear collar on the pet, sound alarm when the pet left the owner farther the set distance
* The collar can shine red or green light in the dark
* Warning current: 70MA
* Transmitter current: 2MA
* Receiver current: 5MA
* Frequency: 433MHz
Collar: Size adjustable for the pet(35-43cm perimeter)
WT: 33g(with battery)
Battery: Lithium CR1220*2
Acceptor: 60*36*15mm
WT: 35.5g(without battery)
Battery: #7*1