Ideal for long-distance control during field training and hunting, the Cabela's GunDog GS-8100 Electronic Dog Trainer extends range out to 3/4 of a mile with a compact, easy-to-use design. The 2-button transmitter ensures simple and timely corrections, while the easily accessible side buttons let you instantly choose from 15 continuous or momentary static stimulation levels. A no-glare LCD screen reminds you of the level at which it's set. Optional tone and vibration modes allow for silent communication with your dog at a distance. The GS-8100 electronic dog trainer boasts a rugged and waterproof design, and allows for 2-collar (multi-dog) setup (extra collar not included). The 2-hour quick-charge capabilities and 50-60 hour battery life, keeping you in the field longer. 3/4-mile range Waterproof transmitter and collar receiver Rechargeable lithium-ion batteries charge quickly LCD screen shows intensity level, battery condition, and Dog 1/Dog 2 15 levels of continuous or momentary static stimulation Instant static stimulation level adjustment Easy transmitter toggle switch allows for dual receiver operation Multiple modes of operation Selectable user ID