weight:0.4kg Size: 17cm15cm5cm Color: as shown【Convenient separate design】This dog training collar has a convenient design with separate color buttons that avoid confusion and allow you to quickly switch modes and correct pet behavior during training【Rechargeable waterproof receiver】 The Receiver Collar and Remote Control are rechargeable. The collar receiver is waterproof so your dog can swim freely with the collar on; Adjustable neck strap, adapts to towers