This small 9 volt solar battery charger will charge a 9 Volt Battery in about 8 hours of sunshine. We have several great NiMH 9-Volt batteries available to use in this solar battery charger. Remember never to use anything but NiMH or NiCd type rechargeable batteries in solar battery chargers.
Output is approx. 20 mA. Measures about 3" square.
Handy Pocket Solar Charger For 9 Volt Battery