Ruibaolai 330 Yards Waterproof Adjustable Dog Training Collar Rechargeable Training Collar Remote and Receiver for Dog 15lbs to 100lbs Rechargeable and Waterproof LCD Display, Remote rang up to 300 M 100 Levels of Vibration 100 Levels of Static(optional) Expandable to 1 dog,to 2 dogs(extra collar optional)Fits all dogs. Durable adjustable TPU collar