The TrainPro Dual is a Fully Waterproof Dog Training Collar System with updated 2016 LCD display. With a range of up to 1100 yards, and submersible up to a depth of 20 feet deep, your pet can enjoy field and water training. The transmitter and the receiver both have built-in rechargeable lithium ion batteries, perfect for long training sessions. Train up to two dogs at the same time. Advance Features: 1. Training Range of up to 1100 Yards perfect for hunting or open field fun 2. Fully Waterproof Receiver Unit for depths up to 20 feet 3. Rechargeable Transmitter & Receiver Unit with Lithium ion batteries 4. New for 2016, LCD Backlight screen, upgrade from standard amber displays 5. Auto Protect Mode for added safety 6. Power Conserving Sleep Mode when receiver unit is not in motion 7. 3 Correction Modes: Shock Stimulation, Vibration and Sound 8. 8 humane modes with varying levels of sound, vibration and shock 9. Transmitter/Receiver Sound Mode for Special Sound Training for the disabled 10. Train 2 dogs simultaneously 11. Adjustable collar strap, upgraded for 2016 12. Fits most dogs from Small, Medium and Large Dogs 13. 1 Year Limited Warranty Your will receive: 2 ea. TrainPro Collar Receivers 1 ea. TrainPro Remote Transmitter (Controls both Receivers) 2 ea. Adjustable TPU Straps (Red & Black) 1 ea. USB Charging Cable 1 ea. Charger 1 ea. Test Light 8 ea. Contact Points (4 short & 4 long) 1 ea. Operator’s manual in English