Features:

1.DIGITAL DISPLAY shows the current level of vibration, shock & sensitivity, collar will not shock/vibrate when set to Lv.0
2.STEP by STEP ANTI BARKING CONTROL, the training mode will automatic switch from BEEP to VIBRATION to SHOCK if the dog keeps barking
3.HUMANE PROTECTION MODE, this bark collar will stop working for 1min if it activated 7 times in 1min to prevent your dogs from excessive shocks;
4.REFLECTIVE safety design, enhance visibility for your dog;
5.Built-in RECHARGEABLE long endurance Li-Poly battery, micro-USB charger;
6.Adjustable strap fit for Small Medium Large Dogs.

strap  size:3-18cm

water-proof

• Unit Type:  piece
• Unit Weight: 0.143 kg
• Package Size:  65*38*34MM