This mini no-bark trainer has a built in rechargeable battery system. Built in Magnetic ON/OFF system. Digital Numeric Display shows 8 different intensity levels. Vibration Sensor only picks up vocal cord vibrations eliminating unnecessary shock from extraneous noises or dog’s tags. Data Memory System saves last used intensity setting. Completely Waterproof.Features:
- Digital System with Micro-processor
- Adjustable Collar fits small to large dogs.
- Ni-MH 4.8 Volt Rechargeable Battery System
- System delivers 1/2 second corrective stimulation
- Automatic three-second safety delay