... Material:Aluminum alloy 3.Certificate:CE&ROHS portable solar power system with phone charger 1. Handiness, portability, ... , overload,overcharging, overdischarging Specification of solar power system: Two charging modes:solar energy charging and AC charging,Once ... solar power bank would stop automaticallyPortable solar power :Moistureproof and waterproof design, with all the control unit and high ...