1. Shell material: ABS
2. Collar material: TPU
3. Pin buckle material: zinc alloy
4. Charging interface: USB
5. Battery voltage: 3.7V
6. Battery capacity: 300 mAh
7. Charging voltage: DC5V
8. Barrier-free reception distance: about 400 m
9. Weight: about 190g
10. Collar length: about 64cm

Features:
1. Automatic detection, intelligent stop barking, no need to worry, as long as the power can automatically stop barking
2. Deep waterproof, swimming can be worn, rain, snow and even swimming in the water without restrictions
3. One key switch on/off, fast response time, IPX7 waterproof, intelligent recognition, 5-speed adjustment to stop barking gradually
4. Environmentally friendly TPU waterproof collar, healthy material, soft and comfortable, does not hurt the pet's fur
5. Built-in 300 mAh high-capacity lithium battery, 2 hours fast charging, long-lasting battery life
6. The collar can detect the barking sound in real time through 2 built-in precision sensors, once detected, it will automatically release the electrostatic impulse for correction, to help love pets develop good habits