Product features:

1. solar and Dynamo .  Amorphous silicon solar panel
2. 3high brightness whiteLEDlighting
3.  Rechargeable lithium-ion battery3.6V.Normal usage the battery can be charged repeatedly, at least800
4. Per minute120go constant speed turning a crank, output≥ 0.4W. Hand crank1minute to support lighting10minutes or so, with solar charging capabilities,light charging.                                           
5.size: 9x5x3.4 cm
6. Product weight:70G

power principle:
hand-operated power generation, available solar charge (as long as there is sunshine and rechargeable) without external batteries, rechargeable battery stored energy; Green, environmental, economic, and security.
High brightness lighting (with3LED) to meet the short and medium-range lighting needs. Press the3lights, hand generators, light texture, low noise, long life, high efficiency combined.
Housing made of high-quality resin material, matte texture, feel comfortable, steady and generous appearance, feel comfortable

"recommendation reason":this product is a solar charging small flashlight, no need to replace the battery.       Stored to the internal battery using solar energy, the use ofLEDluminotron. Constantly charge the built-in lithium battery using solar energy during the day, door or walked at night can be used for lighting at night. Also Dynamo.