Very high risk of explosion if not used properly can come with both genuine and cheap backup battery chargers.
However, this is not a backup battery that you will want to carry with you everyday. After all, the size of this spare battery is about the same size as a car battery.
The rapid development of modern technology has brought us increasingly slimmer, more compact smartphones and of course with more supportive features.
The HeLi-on is a compact cell battery (2,600mAh), and the most distinctive feature is that it comes with a rechargeable solar cell for self-charging.