The Rubytec KAO flashlight can be recharged via solar or crank. It's a flashlight with 2 LEDs which comes in a keychains format and only weighs about 25 Gramm. The Rubytec KAO flashlight is very small and can be used as a keychain. So you always have this friend at your side. The perfect little tool in yellow.
Monocrystalline solar field
2 LED of 6,000 MCD