1、Suitable Battery Type: The working voltage of this balance board is 1.8‑4.5V, suitable for NCM ternary polymer lithium battery, lithium iron phosphate battery, lithium titanate battery. 2、Low Resistance: The active equalizer adopts ultra low internal resistance MOS, 2OZ copper thickness PCB, provides efficient balance work and stable performance. 3、Low Current: The balance current is 0‑5.5A, the more balanced, the smaller the battery current, reserved for the wiring position of the sleep switch, the working current is less than 0.1mA, and the balance voltage accuracy is within 5mv when in sleep power off mode. 4、Parallel Available: The quiescent current is about 7mA, battery capacity is recommended to be used between 30‑200AH, large capacity battery can connect multiple equalizers in parallel. 5、Under Voltage Protection: The balance board features under voltage sleep protection, will automatically stop and enter sleep status when B1 voltage NCM LFP is less than 2.7V or LTO is less than 1.8V, standby power consumption is less than 0.1mA. Item Type: Active Equalizer Material: PCB Application: Power tool, scooter, wheelchair, bike 1 x Active Equalizer 2 x Terminal Cable Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.