2S/3S/4S/5S 18650 Li-po Li-ion Lithium Battery Capacity Indicator with Shell LED Display Voltmeter Power Tester

Features Lithium Battery Capacity Indicator Using Method connect display board positive and negative port with tested battery positive and negative port digital tube will display real time battery electricity quantity Display color Outline RedBlock Color Green BlueSpecifications 1 When battery voltage is over N 3 3V it will illuminate 1 block electricity quantity note N represents battery quantity 2 When battery voltage is over N 3 5V it will illuminate 2 blocks electricity quantity3 When battery voltage is over N 3 7V it will illuminate 3 blocks electricity quantity4 When battery voltage is over N 3 9V it will illuminate 4 blocks electricity quantity5 When battery voltage is less than N 3 3V 4 blocks display will be off it represents battery is less than 3 3V and you can charge the batteryPackage Included 1 x Lithium Battery Capacity Indicator Panel