1. Material: ABS
2. Weight: the remote control is about 50 grams, the receiver is about 45 grams
3. Dimensions: the remote control is about 14.5x5x2.1 cm, the receiver is about 6x3.5x2.5 cm
4. Battery capacity: remote control 300mAh, receiver 650mAh
5. Voltage: 3.7V
6. Power: 2.405Wh
7. Function: sound, static electricity, vibration, flashlight
8. Remote control distance: about 1000M
9. Charging port: USB
10. Application: all dogs
11. Packing list: remote control×1, receiver×3, remote control lanyard×1, reflective nylon collar strap×3, charging cable×1, test lamp×1, metal conductive column×12, soft rubber conductive column×12 , Anti-wear buckle×6, manual×1

Features:
1. Three working modes (sound/static/vibration)
2. 1 remote control can control 1-3 receivers
3. Vibration/static gear has 1-100 gears adjustable
4. With LED light, easy to use
5. LCD screen, clear and bright
6. Simple operation and comfortable to wear