5W portable solar car battery charger solar charging car emergency charging supplement loss

Features:

Product is for your car battery, notebook computer or other 18V rechargeable battery designed for emergency charging devices, trickle charge the battery with the solar power.
Lightweight, environmental and safe
With two elastic straps of the back, convenient to set in the sun visor, you can sunshade and charge the car battery at the same time
Great for outdoor work or travel or camping training

Note:
1. Be sure to note when using the product is negative and the positive must be consistent with the charging products
2. If no professionals, please do not go trying to change the product
3. The products are used to trickle charge the car battery, it is mainly used to supplement the power that loss by the car battery self-discharge, so you can always start the car. Do not try to make it to no battery charging or charge the battery itself is shortage.

Monocrystalline silicon Solar Panel
Max work current: 300mAh
Power: 18W/5W

Dimension: 320*120MM
Package Weight: 435g