12V 24V 36V 48V 60V Car Battery Charge Level Indicator Lithium Battery Capacity Meter Tester Display LED Tester Voltmeter Multiple Voltage Options : This product offers five different voltage options (12V, 24V, 36V, 48V, and 60V) to cater to a wide range of car battery sizes and types. Accurate Voltage Reading : The LED display provides an accurate reading of the battery's charge level, ensuring that you always know exactly how much power is left. Easy to Use : With its simple design and easy-to-read display, this product is incredibly user-friendly and can be used by anyone, regardless of their level of expertise. Versatile Compatibility : This product is compatible with both lithium and traditional lead-acid batteries, making it a versatile addition to any car owner's toolkit. Battery Monitor, 2 in 1 Battery Capacity Voltage Monitor Gauge Indicator Lithium ion Battery Voltage Reader Battery monitor is suitable12V24V36V48V60V. LED Digital Display: 2 in 1 Dual Display Power + voltage. The upper 8 color bar shows the battery level (2 red and 6 green). Specification: Display mode: three 0.56"" LED digital tubeWorking current: 5--15ma Display: three 0.56 digital LED tube display color: Dimensions: 48mm x 29mm x 22mm, cutting size : 46mm x 27mm Refresh rate: about 300mS / timesPower bar display colors: 2 red bars and 6 green bars Wiring method: connect the positive and negative terminals of the display board to the positive and negative terminals of the battery under test. (Be careful not to connect it in reverse! it will burn if it is reversed)