The SPR (Super Pro Ranger) 5300 features a 2 mile range made possible by our exclusive Maxx-Range 360 antenna technology to ensure positive FM signal reception, no matter the terrain. Waterproof collar and transmitter. Remote and collar units have rechargeable Li-Poly batteries with our SmartLED light that lets you know when charging is complete and how much charge is left during use. Also features our exclusive "Baritone" beeper, easily programmable for Run/Point, Point only, or “On-Demand” beep & locate.