LED Battery Level Monitor: Designed by 10 LED light bars with 3 colors(red,green,yellow) to state the different battery power levels; The LED lights will indicate the battery power variation by flashing.
Battery Capacity Meter: This is a helpful and compact device to determine how much power have left by charge and discharge voltage; It is suitable to lead acid battery only.
How to use: Easy to drill the panel cut-out size 37x25mm(1.5x 1inches) on proper place of equipment for installation; 2 power connection diagrams to be chosen: direct & key switch.
Important Notes: You must not only need connect "positive"and"negative" with battery,but also and important to estabilish another connection to link the "positive"and "C" to keep the real-time battery power level display.
Others:Favorable waterproof rate;Well-compeleted accessories;Excellent after-sales and technical support(2 years warranty)