Description: Digital display shows voltage & quantity of electricity Universal fit for various models ofmotorcycle, electric vehicles (6-100V), can be automatically identified, real-time display 18650 lithium polymer lithium battery, lead-acid batteries, electric vehicle batteries, nickel-hydrogen batteries & other types of electric equipment can be used Use of digital display voltage, you can directly know the battery power & monitor the remaining battery power according to your own electric vehicle battery voltage, you can also judge whether the battery is damaged by full charge battery voltage Battery Display Description The following data is the set reference value, please allow error range 12V lead-acid voltage range: The battery voltage is greater than 11.1V, brighten 1 grid power The battery voltage is greater than 11.3V, brighten 2 grid power The battery voltage is greater than 11.6V, brighten 3 grid power The battery voltage is greater than 11.9V, brighten 4 grid power The battery voltage is greater than 12.2V, brighten 5 grid power The battery voltage is greater than 12.5V, brighten 6 grid power The battery voltage is greater than 12.9V, brighten 7 grid power The battery voltage is greater than 13.3V, brighten 8 grid power The battery voltage is greater than 11.6V, brighten 3 grid power 36V lead-acid voltage range: (you can use 12 series lithium iron phosphate battery) The battery voltage is greater than 33.2V, brighten 1 grid power The battery voltage is greater than 33.7V, bri