Let's build a power bank today in just 300bux or just 4 dollars. yes, you can build it by yourself. If you are a techie like me, it is better to build your own power bank instead of buying it. It will make you feel happy and you'll end up saving some money. - Apurv Patil. Caution: If your not good at soldering it is better if you do it under someone's guidance. All the best do it safely, Apparatus: (I have mentioned best buyer's links as well.) 1. Old laptop battery. 2. Soldering iron and wire. 3. DIY charging board. 4. D...
Want to make cool science projects? You're at a right Blogger page.