... 1.5W/9V solar panel with cable 2, 6V/1W LED lamp with cable 3, battery and controller 4, Universal mobile phone charging ... rural Africa. We use NI-MH (Nickel Metal Hydride) rechargeable battery instead of lead-acid battery or NI-CD battery, because of its long life ... for them. We use NI-MH (Nickel Metal Hydride) rechargeable battery instead of lead-acid battery or NI-CD battery, because of its long ...