Deluxe Light Set Tester, Features Head Light, LED Beam Help Illuminate The Working Area, Audible Continuity Detector Traces The Circuit To The Point Of Interruption With Sound Indicator, 3 Way Bulb Puller, Easily Helps Tight Bulbs From Their Sockets, Bulb & Fuse Tester, Test Indoor Or Outdoor Miniature Bulbs, Storage Compartment, Built Into The Handle Is Storage For Bulbs & Fuses, Three 1.5V Batteries Included, Pocket Clip Keeps Tester Conveniently In Pocket, Storage Case For Organizing Bulbs, Tape, Accessories & Tool, 3 Extra 3.0V Universal Bulbs Included.