THIS UNIT IS IMPRESSIVE. IT WILL SHOOT A BEAM 3X THE DISTANCE OF A NORMAL LOW QUALITY KEYCHAIN LASER. HOW? 3 X the battery power. It uses standard AAA cell batteries. Replacement batteries are much easier to find for this HIGH POWERED TORCH LASER. 99% of the lasers on the market use AG13 or LR44 laser cells which are expensive and a pain to find. Consumers know this and by offering a laser pointer that uses standard batteries increases the demand tenfold. You get the option of a HIGH POWERED laser pointer that will shoot up to 500 Yards or a Bright LED Green Flashlight with this unit. Measures 5.5" inches. Metal construction built to last. These sell for up to $25 in the fancy catalogs and stores! Individually Boxed and includes batteries. Don't miss out! We only offer NEW HOT High