Eyenimal Extra Collar/Receiver for Remote Trainer

Eyenimal Extra Collar/Receiver for Remote Trainer Extra/Replacement Collar/Receiver for any Eyenimal Remote Trainer Add to the 450RT to make it a 2-dog system. Use with the 250RT or 350RT transmitter to replace a lost collar/receiver. Takes a user-replaceable battery (included), so there's no need to worry about whether you remembered to charge your collar. We also recommend keeping a spare battery with you and you can easily replace the battery if needed. There is a low-battery indicator on the collar. The collar/receiver weighs less than 3 ounces, has no cumbersome external antenna, and is fully waterproof. Features   High quality strap can be wiped clean Receiver is compatible with any remote control from EYENIMAL Low battery indicator Easy do-it-yourself pairing of the collar with any Eyenimal handheld transmitter Waterproof Battery life: approx. 7 months in stand by, approx. 2 months of intensive use No external antenna Weighs only 2.54 ounces (with battery installed) Dim