Features Charging Safety: Made of high quality ABS material, sturdy with falling, no leakage, also has built in short circuit protection function. Battery Charger: 1S-3S XT30 parallel charging board with 30A fuse, XT30 plug, supports the balance charging of 6pcs XT30, 1S, 2S or 3S lithium polymer battery. Better Matching: Can match with common serial charging, such as the for IMAXB6 charger to charge 6 groups of 1-3S battery packs of the same type in parallel with the same number of cells. Saving the Time: The charging time is only that of a single battery, thus saving charging time, very safe and reliable. Reliable to Use: Able to avoid overcharging of individual cell, thereby improving balancing efficiency and greatly shortening the later stages of the balancing charge cycle. Specification: Item Type: Parallel Charging Board Material: ABS Fuse: 30A fuse.  Package List:1 x Parallel Charging Board Package List 1 x Parallel Charging Board