SuperBright 72-SL111 EcoCharge Flashlight, Solar and Pull Power Illuminate 30 minutes when the string is pulled for one minute, Charge in the sun for 8 hours for 3.5 to 4 hours of use ON/OFF switch Three bright LED lights , Easily fits in pocket or purse Dimensions: 2.75 by 2.75 by 1.125-Inch