This LED battery capacity display board is universal for lead acid, ternary lithium and lithium iron phosphate batteries. Three-colored indicatorw design, red light indicates ternary lithium battery, green light indicates lithium iron phosphate battery, yellow light indicates leadacid battery. 2-8 series lithium battery power display board; 12.0V/24.0V leadacid battery power display board. Features: Intelligent battery capacity display board, universal for lead acid, ternary lithium and lithium iron phosphate batteries. Three-colored indicatorw design, red light indicates ternary lithium battery, green light indicates lithium iron phosphate battery, yellow light indicates leadacid battery. International standard size is used for easy installation, compact size design makes it will not occupy too much space. The first time the product is powered up the default is ternary lithium 3 series voltage. In the normal display state, if there is no key operation within 10 seconds, the product automatically turns off the display and enters low power consumption, or you can manually short press the key to turn off the display and enter low power consumption. When the product is switched off, a short press on the button turns on the display and shows the power level. 2-8 series lithium battery power display board; 12.0V/24.0V leadacid battery power display board. Specifications: Name: Battery Capacity Display Board Material: plastics Working voltage: DC5V-30V Working current: 10mA Display mode: LED indicator light Refresh rate: 500ms each time Item size: 47 * 15mm / 1.85 * 0.59in Item weight: 4g / 0.14ounce Package size: 70 * 110 * 20mm / 2.76 * 4.33 * 0.79in Package weight: 5g / 0.18ounce Packing List: 1 * Battery Capacity Display Board