I can't seem to find my exact battery for sale anymore. But here is the next size up from my mine from the same builder (Xeccon).
http://www.mtbrevolution.com/index.php?route=product/product&manufacturer_id=13&product_id=229Here is the AC charger I have always used. It came with the light and OEM battery. I upgraded the battery to the Xeccon but have continued to use the same charger.
Here is the 12V DC charger I'm looking into.
http://www.action-led-lights.com/collections/everything-else/products/car-chargerIt is from a different source than I got the battery from, so there is a risk of non-compatibility between two different brand items.
