Simple circuit for Battery Status indication for 7.4v re-chargable bat

  1. For my MINI PROJECT

    I need to get an LED indication for

    full battery and

    low battery

    the circuit must be simple with components such as transistors,resistors..etc

    Battery Details: 7.4v 1500mah li-on
     
  2. jcsd
  3. Simon Bridge

    Simon Bridge 14,450
    Science Advisor
    Homework Helper
    Gold Member

    Hint: zener diodes.
     
  4. I'd look at the lm3914.

    Overkill, but very accurate cheap and simple.
     
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