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He He finally i made it..Thank you instructable and Thankyou Amorarun....
Convert Your Old Laptop Battery Into a Power Bank
REUSE YOUR OLD LAPTOP BATTERY TO MAKE A POWER BANK
guys its not working plzz any one help me..
Bro plzz tell me..I have 4 battries each battery have 4.8V DC power..Can I use my 4 batteries at a time..Is there any problem for my circuit?? reply me fast frnds
Boss i have doubt.i have 4 laptop batteries each battery 4.5 V.my doubt is can give 4 batteries at a time?..is it working or not?? circuit is damage or not?
sir my mobile was samsung j7 and my phone needs 5v DC but Li-ion battery has only 3.7v DC.so remaining 1.3V DC how to generate
Solar Power Bank with salvaged 18650
Boss how many normal charging batteries insert in this project??
Sir plzz any one tell me solar wattage ??
One small doubt sir you say solar panel 5.5 V and 150 mA.but how much wattage???