1. 3 training modes, sound alert / vibration alert / static warning
2. USB charging interface, convenient and quick
3. IP67 level waterproof, easy to use
4. Charging interface: USB
5. Battery capacity: 300mAh for remote control, 650mAh for receiver
6. Material: ABS
7. Remote control distance: about 1000m
8. Size: about 13cm for the remote control and 6cm for the receiver
