The SportTrainer® 800 m Remote Trainer from SportDOG® Brand excels in all environments and is especially suited to upland and multi-dog hunting situations. The palm-of-the-hand sized model is designed for field training and hunting with close-working dogs and features waterproof/submersible technology for both the Remote Transmitter and Collar Receiver. The remote training collar offers up to 10 levels of continuous and momentary static stimulation. Vibration and tone-only stimulation options are instantly available in every mode of operation. With SportDOG® Add-A-Dog® extra Collar Receivers, the system can easily be expanded to control up to 3 dogs, while keeping full functionality of vibration and tone stimulation options for each dog. Low battery indication and a 2 hour recharge time for both the Remote Transmitter and Collar Receiver means the SportTrainer® system is always ready for a training session or hunt.