Introduction: How to Fix Battery DIY Rebuild Green Power Homemade Energy for Cordless Drill

How to Fix Battery DIY Rebuild Green Power Homemade Energy for Cordless Drill

Cordless drills hit their stride when manufacturers introduced the lithium-ion battery several years ago. These batteries combine huge energy density with light weight

If you has got Cordless Drill but broken battery, you can buy it but not cheap, you can do it in home very cheap and easy with 4 cells 18650 take from old laptop batteries or buy it on EBay,

My Cordless Drill with 7,2 Volt DC I can make it with 4 cells 18650 2000 mA

2 x 2 Cells make parallelcircuits and make Series circuits i has got Power supply Batteries 7,2 volt 4000 mA and nice work than 30 minutes:

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