The Shockwave Torch’s bulb lasts 100,000 hours, super bright LED, and has a sharp crenulated bezel. It’s also built like a tank due to it’s aluminum design. It holds a punch of 2 amp, 4.5 million volts. It weighs less than 4 ounces and comes with a rechargeable NiCd battery. Measures at 6.5 inches x 1.5 inches.