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Electric Scooter Battery Voltage Display

jaredwoods

Aug 20, 2023
1
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Aug 20, 2023
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1
Hi all,
I want to create a battery meter for my kid's electric scooter. It is (2) 12-volt battery in series. I would like to use a household battery tester as the meter. I need to calibrate it so its range is a bit higher. I understand this may require the use of a voltage divider.
 

Alec_t

Jul 7, 2015
3,581
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Jul 7, 2015
Messages
3,581
Welcome to maker.pro!
What battery tester? Make/model/specification?
 

kellys_eye

Jun 25, 2010
6,482
Joined
Jun 25, 2010
Messages
6,482
I want to create a battery meter for my kid's electric scooter.
Nothing you can possibly do with an ex-household battery tester will match the results you can get so cheaply 'off the shelf' - as per this example:

 
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