We are offering solar bicycle light. specifications solar panel: high efficiency mono crystalline silicon solar panel 0.25 watts. battery: 2x 1.2 volts ni-mh, rechargeable batteries, charging time- 6 hrs, usage-4 hrs. led color: super bright white- 3 nos of 15000 mcd* led quantity: 3 nos. no mains power or wiring required. on- off switch for switching off/on of lights.