Features 1、MAIN PURPOSE: Can be used with common series chargers to charge 6 sets of 1-3S battery of the same type and with the same number of nodes in parallel. 2、APPLICABLE TYPE: Can simultaneously support 5 groups of 1S 3.7V, or 6 groups of 2S 7.4V, or 6 groups of 3S 11.1V lithium batteries for parallel charging. 3、STABLE CIRCUIT: The balance charging board adopts 2oz ultra thick copper foil, withstand current of 80A continuously, and has short circuit protection. 4、3 FUNCTIONS: This board can charge high voltage lithium battery, measure internal resistance, and support automatic identification of battery sections 5、WIDE APPLICATION: Widely used in machinery, automobile, construction, railway, electronic industry, power plant, etc., convenient and practical. Specification Item Type: Parallel Charging Board Material: PCB, Silicone Use: Widely used in machinery industry, automobile industry, construction industry, railway, electronics industry, power plant, etc. Package List 1 x Parallel Charging Board 1 x Connection Cable