Introduction: Homemade Emergency Energy Batteries USB Power Supply

More Homemade External Power Bank Backup Battery DIY here:

Homemade Emergency Energy Batteries USB Power Supply DIY Cheap External Portable Power Bank Backup

very cheap and easy do it ai your home
Materials Needed:

25 mm x 120 mm x 2 Flexiglass Clear in 4mm thicknes

25 mm x 60 mm x 2 Flexiglass Clear in 4mm thicknes

GlueGun Elect Tape Mighty Bond (quickdry epoxy)

Pencil,Ruler, Wood, Aluminium 3 mm thicknes, PVC tube ...

Ultra Small DC 2.6-5.5V to 5V 1A Step Up Converter Module

1 cells 18650 batteries buy brand new or take from old laptop battery broken

Comments

dasimpson1981 (author)2015-04-07

you might wont to use a li-ion protection circuit so you dont over disharge the lithium battery

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