KNACRO Cellmeter-7 Digital Battery Monitor The Battery Meter Function Test The Detection Accuracy 0.001V It can be connected: Lithium batteries, nickel hydrogen batteries, nickel cadmium batteries. Press TYPE key to select LIPO (lithium polymer battery), LIFE (lithium-iron battery), LI-ION (Lithium Ion Battery) three kinds of lithium batteries. Press the key to sequentially display each piece of CELL battery voltage and remaining battery capacity. Press the MODE button displays battery voltage, single voltage, single highest voltage, lowest voltage monolithic, single highest and lowest voltage difference. The total number and the total voltage can display 4S-7S NiMH batteries and nickel cadmium battery.