Add additional pets to the SD-2100 (ZX94105) Innotek
Containment Systems. Receiver is small, lightweight (2 1/2
oz), waterproof, delivers three levels of stimulation, and
includes a rechargeable battery. Fits dogs over 8 lbs.
For dogs older than 6 months.
Do not leave the collar on the dog’s neck for more than 12
hours per day, allowing equal time off the neck.
Adjustable collar fits neck sizes 14"-24".