Anti Over Discharge Low Voltage Protection Module Audible Alarm Buzzer 9V 12V

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 battery discharge, damage to the battery; Features: With sound and light alarm, have protection straightforward; Module input belt joint protection, input power supply polarity reverse won't burn out.But there were no overvoltage protection, if more than 15 v input, will burn out the chip module Size:2.9* 3.0 CM Package include: 1 x 12V New Accumulator Sound Light Alarm The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.