Battery-Free Wind Up Flashlight FM Radio By USA CASH AND CARRY - PrimeTrendz TM. FM radio antenna, Flashlight ON/OFF switch. FM radio scan button, FM radio reset button Power mode switch (rechargeable battery or 6V DC) Fold-out crank handle. Three-LED flashlight 6V DC jack for AC adapter (not included) Made Exclusively by USA Cash and Carry - PrimeTrendz TM.