This product has anti-theft ,anti-lostfeatures . Green, pet collar appearance is small and easy to carry. Applicable anti-lost pet, as pets from a safe distance set, the alarm will tweet. No radiation 256 * 256 of the Code With alarm and vibration function Scope (free control) 0-25m Remote control current: 2MA Alarm current: 70MA Frequency: 433MHZ Collar: Size can be adjusted (35-43cm perimeter) Battery: CR1220 × 2 Receiver: 60 (H) × 36 (W) × 15 (D) mm Weight: 35.5 grams (without batteries)

Battery: 1*AAA

Pet anti-lost alarm