1000 Yard  IP65 LCD Shock Vibra Remote Control Rechargeable Electronic E-Collar Very Safe Pet Dog Training Shock Collar with Strong Vibration for Small, Medium and Large Dog Trainer Obedience Collar IP3 Comfortable collar, Range up to 1,000 yards, 4 Levels of static correction Both remote and collar go on sleep mode after about 3 minutes , LED light can be used as a training signal Collar and transmitter rechargeable with lithium batteries The collar can be worn in light drizzles but must be removed before bathing or swimming.Waterproof and rechargeable, LED signal, beep signal You can check the battery by viewing the indicator on the remote or by viewing the LED on the collar