5S-6S Lithium Battery High Current Capacitive Active Balancing BoardEnergy Transfer High Precision Low Heating Li-ion Lifepo4 LTO Lithium Battery Cells Active Balancer Equalizer. Unlike passive balancing, this product uses energy transfer, which is more efficient and generates less heat, generally around 30-45 degrees Celsius, with a balancing current of 1.2A and a power consumption as low as 15mA.