PETINCCN P680 660 Yards Remote Waterproof Rechargeable Dog Training Collars with Four Functions of Tone Range Finding and 100 Stimulation Levels for Vibrating Static Shock Trainer Collar1. Easy to use.After charge can be used.No need to pair it.2. Range Finding Function:Can be detected the distance of you and your dog.3. The surface coated with UV paint.Not easy to get dirty and easy to clean.4. Used the SOC as main chip.The system runs stable and efficient energy conservation.Usually can be used more than 15 days after full charged.5. Don’t worry about the system does not work, after charging system automatic recovery.1 year replacement and one month refund warranty.6. The receiver collar is small.Waterproof Collar Receiver.7. Range up to 660 Yards.8. 4 Functions: Range finding,Vibration,Shock,Tone.9. 100 Levels of Vibration or Static Shock and 1 Level of Standard Tone.10.Rechargeable Collar Receiver and Remote Transmitter.11.Battery power can be displayed by three different colors of the indicator light.3-bar battery life indicator.12.Charging cable is the Android general Microusb cable.13.Convenient,easy to read LCD Screen shows the stimulation level.