Team Associated 5mm 2Sx2 Battery Couplers create a clean connection between two 2S batteries, allowing the creation of a high-capacity 4S battery for applications that can benefit from extended run times. Designed for use with two Reedy Zappers SG4 9600mAh (ASC27358) or two 8200mAh batteries (ASC27359). Package includes two couplers.

NOTE: This should only be used on two identical batteries, meaning each battery is the same brand, capacity and both batteries have the same cycle count.