Solar torch with LED lights switch ON/Off button to turn on or turn off the solar torch. Rated power: 0.3W. Charge the mono crystal panel under solar torch for 6 hours and it will last up to 3 hours. Besides the torch can be charged by a DC 12V car charger (or 230V current charger) but the charge should not delasted more than 12 hours. NI-Cd rechargeable battery, source power, super bright LED. Life time for mono crystal panel : 20 years. The torch can be fixed on handle or bicycle by a screw, but the mono crystal panel should be upturned.