12 v the matters needing attention of lithium-ion batteries
1, use 12 v lithium battery before, please connect the device, and then electricity work.
Part 2, front and back side please respectively using the corresponding power supply, please pay attention to the product on the power interface.
3, this product is forbidden in the rain touch water, and building material, super, super high temperature environment work will have an effect to the product.
4, 12 v lithium battery/use will produce slight fever, belongs to the normal phenomenon.
5, due to the 12 v lithium battery with protection circuit so this battery is not suitable for parallel series.