How To Build Your Own DIY 9000mAh USB Power Bank!

This guide shows you, how to build your own 9000mAh (depending on your cells) high capacity USB power bank out of an old laptop battery and some additional parts from Banggood: - DIY 4 Slot 18650 Battery Holder with 8 Leads: - 3Pcs 3V To 5V 1A USB Charger DC-DC Converter Step Up Boost Module: - Micro USB TP4056 Charge And Discharge Protection Module: - 10Pcs Black Mini Size SPDT Slide Switches On-Off 100V 2A DIY Material: - USB Charger Doctor: You can also buy new 18650 cells: - 2pcs 18650 2500mah Lithium Li-ion Protected Rechargeable Battery: Banggood Weekly Coupon Deals: Banggood Weekly Discount Deals: Some links above are affiliate links. You can support the channel, if you use them. There are no additional costs for you. Thanks, guys! Note, that some parts in the links above are slightly different than the ones used in the video. The functionality stays the same. This video shows, how to disassemble the laptop battery: Now go and have some fun, building your own power bank! Disclaimer: Lithium cells can be dangerous, if they are not handled correctly! I’m not responsible, if you burn your house down. My GitHub: My Thingiverse: Follow me on Twitter: on Flickr: @N06/ and on Google : If you want to support this channel: