Feature: 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 Board1 x Connection Cable