Petrainer Replacement Remote Transmitter for 330 Yards Remote Training E-Collar PET916 Rechargeable and Waterproof Dog Training Collar with Safe Beep, Vibration and Shock Electronic Electric Collar Accessory Only, Can NOT Be Used Alone. Blue backlight display for night using. Rechargeable and completely waterproof 4 modes: static shock/ vibration/ beep/ light. 100 levels of vibration & static. The system can be used for 1 or 2 receivers.(The additional receiver must be the same type as your previous one and purchased from us. Before you place an order, please be sure to ask customer service for model you want to match). Please search