10 ways to use old chargers
2:18:07
Get creative with your charger
35:10
You don't need to buy a converter board anymore, just do these 2 ways
25:04
Simple and fast charging
52:56
4 ways to use old laptop charger
9:28
Use this to boil water in just 30 seconds, super energy saving
22:08
Convert all 5V 2A regular chargers to 9V 2A fast chargers. Should I do it?
11:34
Smart heat dissipation, boils water to make tea or coffee in just 20 seconds.
28:40