[Creative Newest Electric Fence] BHCEY Intelligent Electric Fence System combines function of Wireless Dog Fence and Remote Training Collar, BHCEY adopted the most advance 2.4G signal resources which provide much more stable and accurate signal transmission to avoid your dog be shocked accidentally caused by the bad signal. Help to train your pet and shape good habits safety. [Wireless Fence Mode] Under Wireless Fence Mode, one transmitter can connect with several receiver collars. You do not need to manually pair them,they will be connected automatically after power on. Stable signal range from 30ft to 1000ft . When your dog is out of range, the receiver collar will make a warning tone - vibration and then a 3.7V low voltage mild electrostatic shock will remind your dog to go back. [Remote Training Collar Mode] Under Training Collar Mode, it can control 3 dogs at the same time (2 collars included). There are 3 functions could be chosen from the screen directly: Sound, Vibration & Shock.Vibration and Shock have 3 intense levels to adjust. Come with 4 pcs conductive posts, 2 small ones for short hair dogs, 2 large ones for long hair dogs, as well as extra 4pcs of Silicone caps which will protect dog hairs.