... 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 ... 3rd means 100% of full brightness5, tough type switch, which is waterproof;6, there is device that ... metersUssage1, open the package, press the symbol ( the switch), then it will bright, press again it will brighter. ...