Size: L 7cm x H 5.1cm. Clip On: Simply attach the fan to a hat, visor or even dashboard for a handsfree experience! Ideal: Perfect for outdoor activities such as fishing and climbing. Power: Powered by energy absorbed through the solar panel, no battery needed! Fan: Get a mini handsfree clip solar fan. Function: Cool yourself down on hot summer days! Handsfree Clip Mini Solar Fan | Living Social | Living Social