OCEANTREE Dog Training Collar, IPX7 Waterproof Electronic Remote-Control Rechargeable Transmitter up to 1300FT/ 400M Remote Range w/3 Training Modes, Beep, Vibration Shock (Black) 3 Training ModesDog Shock Collar with 0-5 Levels of customization for Static Stimulation & Vibration, and a standard Tone (Beep) Mode which will give an audible warning, which makes it guaranteed to have a stimulation that works for your dog 1300ft Remote RangeRemote Training Collar is designed with RF915Mhz technology range up to 400meter, easily train your dog in the park or backyard; Adjustable TPU collar size ( MAX 25inch) fit your pet dogs well Waterproof & Rechargeable ReceiverIPX7 100% waterproof dog collar receivers; Rechargeable transmitter and receiver can be charged at the same time, so your equipment is always ready to train FEATURESMicro USB Charger Port , DC5V Charger , Transmitter:3.7V 300ma Lip , Transmitter: 3.7V 300ma Lip , Time of Charging : 2-3hours RELIABLE SellerNot know how to use, please follow the manual. If you have any issue with your Dog Electronic Collar, just contact us with your order ID or from our store to "Ask a Question".