MeMeDa Solar-powered LED Flashlight w/ Keychain (Green 1pcs) Solar panel converts sun or ambient light to recharge It is a kind of energy saving, environment friendly, handy and useful flashlight. It is always convenient for your camping, hiking and such like outdoor activities. Possible to emit light from batteries charged by solar panels in sunshine, battery replacement is not needed. With the keychain design, it is convenient for you to take along at any time.