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Car and Solar Battery Monitor

Car and Solar Battery Monitor

Our bestselling Car Battery Monitor kit, provides early warning of battery problems. The unit is ideal to prevent flat batteries and other embarrassing incidents. The Car Battery Monitor gives a visual indication of current battery voltage and provides an audible chirp warning as the voltage falls below 12V. The Chirping Sound increases in frequency as the voltage falls further. The kit comes complete with all components and a pre-programmed PIC IC. Detailed assembly instructions are included.



  • Visual Indication of Current Battery Voltage
  • Audible Warning when Voltage Becomes Low
  • PCB Terminals provided for Easy Connection
  • Simple and Easy To Construct
  • Board Dimensions: 48 x 48mm