Our 10 watt megaphone is lightweight, portable, and weatherproof. It features a pistol grip, press to talk switch, volume control and wrist strap; weatherproof. It uses eight C-batteries, which are not included. Technical Specifications Bell Diameter 7-1/2" Effective Range 500 feet Length 12-3/4" Wattage 10 Watts maximum Weight 2.2 lbs without batteries