... ,easy to find pets at night. Remote Control Dog-Training Collars with LCD display Introduction:1. LCD display function:displaying Sound,vibration,static ... without obstacles.4. Receiver electricity-saving function:if not use remote control,it will turn off itself in 15seconds.5. the ... :choose 1,control the first,choose2,control the other.7. Remote control have LED light functions,it is convenient to use ...