This SportDOG FieldTrainer 425X/SportHunter 825X Add-A-Dog Collar is the collar receiver for the FieldTrainer 425X, SportHunter 825X, and SportTrainer 575E/875E Remote Trainers. Add another dog to your current SportDOG electronic training collar system or replace a collar receiver with this dog training collar. for durability in wet conditions, the FieldTrainer add-a-dog collar is waterproof and submersible to 25 feet using DryTek technology. The included rechargeable lithium-ion batteries of this dog collar receiver charge in two hours and last 40-60 hours per charge.

• This add-a-dog collar features the receiver only and allows you to add another dog to your current SportDOG electronic training collar system or replace a collar receiver
• Waterproof and submersible to 25 feet using DryTek technology
• The rechargeable lithium-ion batteries of this FieldTrainer add-a-dog collar have a 2-hour quick charge that lasts 40-60 hours per charge
• For dogs 8 pounds or larger with neck sizes 5 in. - 22 in.
• Low battery indicator lets you know when the dog training collar is ready to be recharged
• Compatible with the following brands and models: FieldTrainer 425X (SD-425X), 425XS (SD-425XS), 425 (SD-425), 425S (SD-425S); SportHunter 825X (SD-825X), 1225X (SD-1225X), 1825 (SD-1825X), 825 (SD-825), 1225 (SD-1225), 1825 (SD-1825); SportTrainer 575 (SD-575E), 875 (SD-875E), 1275 (SD-1275E); WetlandHunter 425X (SD-425XCAMO), 1825 (SD-1825XCAMO), 425 (SD-425CAMO), 1825 (SD 1825CAMO); ProHunter 2525 (SD-2525); HoundHunter 3225 (SD-3225); UplandHunter 1875 (SD-1875)
• Includes: a receiver on a 3/4 in. collar strap, a charging adaptor, long contact points, and an operating guide
• Dog collar receiver dimensions: 2.60 in. L x 1.30 in. W 1.23 in. D