Collar Receiver only; expand your current system or replace an old collar
Compatible with the SportDOG Brand SportTrainer 1275 (SD-1275E), SportHunter 1225X (SD-1225X), 1225 (SD-1225), 1825X (SD-1825X), 1825 (SD-1825), ProHunter 2525 (SD-2525)
Waterproof and submersible to 25 feet using DryTek technology
Fits dogs 8 pounds or larger with neck sizes 5"-22"
Rechargeable lithium-ion battery with 2-hour quick charge; features a low battery indicator to let you know when to charge
Detailed operating guide and a locally based Customer Care Center, reachable at 844-209-4636, provide support when you need it