Weight: 0.4kg Size: 17cm15cm5cm Color: as shown 【Convenient separate design】This dog training collar has a practical design with separate color buttons, which avoids confusion and lets you find out quickly during training 【Rechargeable Waterproof Receiver】 Receiver collar and remote control are rechargeable. The collar receiver is waterproof so your dog can swim freely with the collar on; Adjustable neck, adapts to towers