How to make Power bank using old cell phone battery
2,132 views · Published 8 December 2017 · 4:10 · Indexed 23 September 2026
Channel: Technoreview85 · 2017 · Science & Technology
It is tutorial video to make a power bank using old mobile phone battery, tp 4056 charging module & 5v boost up module. ******************************************************************** Please subscribe my channel to support me - https://goo.gl/ChgNrn Like my facebook page - https://www.facebook.com/trv85/ ********************************************************************
