AGPtEK Pink 300 Yard 4 in 1 LCD Rechargeable Remote Pet Dog Training Collar with 100lvs Shock and Vibration for One Dog (25lb - 60lb) Remote training collar with LCD display. Rechargeable and waterproof receiver.And the remote could be used in the darkness as it is backlit. 300 yards remote control electric shock devices with 4 modes: static shock/ vibration/ beep/ light. Provides a professional 100 level shock and 100 level vibration with rechargeable LCD digital remote control electric training Collar. Convenience of easy-to-read LCD screen shows the stimulation level. Saving beads switch inside will ring if you shake the receiver. Everytime you reset the receiver, you need to match code again. NOTE: the charging plug's voltage should be under 5V 1A, and iPad, GALAXY Tab, Kindle, PSP are NOT applicable.And the charger is not included. Moreover, please dont pull the battery of controller out of the case as it will cause damage