1. Stronger Bark Control with 3X Ultrasonic Emitters. 2. 4-in-1 Safe & Humane Training Modes. 3. 50 FT Extended Range & Night Safety (Optimal control range: 16-23ft). 4. Fast Charge & Long Battery Life & 1200mAh Li-ion Rechargeable Battery. 5. Ultra-Compact Design for Everyday Convenience.
eBay