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Circuit for Buzzer on battery low voltage and gsm module to have sms on mobile

Discussion in 'Power Electronics' started by Mani, May 25, 2012.

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  1. Mani


    May 18, 2012
    I need a circuit which is actually a battery tester and produce alarm/buzzer on battery low voltage and also give an sms alert on mobile that your battery is dieing...Can anyone help me :(
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