Sperry Instruments VD6504 Non-Contact Voltage Detector, Comfort Grip, 50-1000V AC, 360&deg; LED Light Display, Home/Auto / Professional Electrical Voltage Tester, Yellow & Black DURABLE: Hi-Impact Resistant ABS housing with soft over-molded rubber grips with a compact ergonomic design CIRCUIT SENSING: Non-Contact sensitivity detects 50-1000V AC and patented battery self-test feature AUDIBLE AND VISIBLE INDICATOR: 360 visual and beeping audio Non-Contact Voltage Detection PERFECT SIZE: Easily fits into any pocket or tool belt - includes a pocket clip RATED: CAT Rating III 1000V, IV 600V, 10 ft Drop and 250 lb Crush