waterproof solar emergency langern bag visibility:10 square meters brightness: 100-120LM voltage double protection Parametres1, power of solar panel: 0.5 W2, battery : NI-MH 1.2V 1500mah3, put it under sunshine for 4-5 hours, then it can illuminate for 7-8 hours;4, there are three gears for this solar energy bag, when first one is on, 2nd gear means 50% of full brightness, and 3rd means 100% of ...
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