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  • -31% Anti Over Discharge Low Voltage Protection Module Audible Alarm Buzzer 9V 12V WL
    Anti Over Discharge Low Voltag...
    100% brand new and high quality The main chip: LM358 When the battery have put... 100% brand new and high quality The main chip: LM358 When the battery have put (when the battery voltage is lower than 10.4 V) the red light is lit up and buzzer realize the sound and light alarm thereby achieve mastery of battery discharge in case the... more
    Details
    $14.30 $9.87 Free Delivery Go to store
  • -10% Anti Over Discharge Low Voltage Protection Module Audible Alarm Buzzer 9V 12V
    Anti Over Discharge Low Voltag...
    100% brand new and high quality The main chip: LM358 When the battery have put... 100% brand new and high quality The main chip: LM358 When the battery have put (when the battery voltage is lower than 10.4 V) the red light is lit up and buzzer realize the sound and light alarm thereby achieve mastery of battery discharge in case the... more
    Details
    $8.57 $7.70 Free Delivery Go to store
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