Replacement/Spare Receiver for Aetertek Waterproof Rechargeable Trainer Dog Training Shock Collar System AT-216

Description

This receiver is for the old model AT-216S. To tell if yours is the AT-216S, turn on the receiver, push the power button two times in a row. It vibrates and beeps at the same time. The older model (AT-216 350/550) before this AT-216S beeps 3 times instead. This AT-216S is not compatible with the older AT-216/350/550 model. Works with AT-216S model remote controller ONLY.