Fentac Rechargeable LCD Pet Dog Training Shock Collar Waterproof 100 level Vibration Collar 328Yd with Remote for 1 Dog 300 meters (328 Yard almost) effective range within control, Rechargeable and easy to use, ergonomic transmitter Rheostat dial that allows for gradual increases in stimulation intensity with no jumps between 0-100 levels (be altered by up and down button) 4 training modes: Static shock / vibration / beep / light, Remote LCD Display, Can be used for 1 or 2 receivers, A tone button activates a tone on the Collar Receiver Power Saving: The collar receiver will turn off if it is unused for 4 min, Featured power saving design with automatic standby and memory function The transmitter will go into standby mode if there is no operation after 20 seconds and turn off after 2 min, Waterproof for bad weather training and keep the collar against wet inside