We have been working for many years in the industry of Li ion battery chargers we used to focus on the fast charging of vaping batteries before the year 2014 and we developed lots of smart Li ion battery chargers then we found a big challenge in outdoor charging.
We have been working for many years in the industry of Li ion battery chargers we used to focus on the fast charging of vaping batteries before the year 2014 and we developed lots of smart Li ion battery chargers then we found a big challenge in outdoor charging.