【New version with 4 training modes】The remote control collar has 4 training modes of vibration, shock, light and tone, from 0 to 99 levels of shock static and vibration. 【800 Meter Remote & 100% Waterproof】You can control the dog when playing outside with this dog ch-oc collar with a range of up to 800 meters.IP67 receiver collar 100% waterproof. 【Rechargeable and Quick to Charge】Built-in lithium battery. Our dog training collar provides 2-3 hours in use and 6-12 days in standby. Transmitter and receiver can be charged at the same time. 【Simple and Easy Operation】This electronic dog collar has separate buttons for sound, vibration, shock, light and top to bottom, allowing you to directly choose the training mode that suits you. You can switch quickly without confusing the complexities. 【Adjustable Collar For Fit Best】The shock collar is made of premium material, which is soft for your dog. This remote training collar fits neck sizes up to 3.9" to 19.3" and would be perfect for