Item Type: Battery Active Balance Board_x000D_Model: BAL-24S_x000D_Applicable Battery Type: Ternary lithium, lithium iron phosphate_x000D_Adapt to Number of Battery Strings: 24 Strings_x000D_Balance Current: 1.2A (maximum)_x000D_Quiescent Current of Non-Operating Unit: 2A_x000D_Starting Differential Voltage: 0.1V_x000D_Balance Conversion Frequency: 1MHZ_x000D_Balanced Transmission Efficiency: 92%_x000D_Unit Overcurrent Protection Value: 2.3A (0.2A)_x000D_Unit Surge Absorption Voltage: 5V_x000D_Size: Approx. 110 x 74mm / 4.3 x 2.9in 1Non?energy consumption energy transfer type active balance board, BAL series possess zero loss mode balance 2By detecting the unbalanced voltage difference between adjacent battery strings, the high voltage is transferred to the low voltage, and the voltage balance between the battery strings is achieved, very practical 3Safe to use without hot. Efficient chip heat dissipation and equidistant heat dissipation layout, which can be connected to the battery pack for a long time for gradual balance 4Daily work is not hot, fever temperature is only 27 degrees Celsius, very reliable 5Applicable battery types are ternary lithium, lithium iron phosphate, and the number of battery strings is 24 1 x Battery Active Balance Board 2 x Cable 1 x User Manual