Phazzer Brand products are not only on the cutting edge, but are also made of only the highest quality components. Not only have we built in milli amperes into all our stun products for superior takedown capability, but also top quality Batteries for better performance. Our handheld stun guns all share an upgraded Nickel Metal Hydride (NiMH) battery which provides a huge advantage over our competitors still using the Nickel Cadmium systems. Our Dragon air stun gun is fitted with a Lithium Ion Battery which is the best money can buy. Our Phazzer Dragon out lasts even our toughest competitors.