Features: Silicone jacket has good electrical insulation property and long service life Function: Combining 2 battery packs together into one, which will double the output capacitance with same output voltage for fast charging or discharging Connectors are 1 female to 2 male Widely Used: Through 1 male to 2 female Y splitter adapter cable,used for a variety of battery power consumption,long use of electronic products.as: RC-model aircrafts,electronic toys,toys vehicles, other DIY applications. Easy Installation: XT60 parallel battery connector plug,no need to weld,asily connecting and disconnecting, Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Jacket Material: Silicone Color: As Pictures Specification: 1 Female to 2 Male AWG: 14 Length: 10cm / 3.9inch Weight: 25-26g Type: RC-Accessory Package List: 1x XT60 Harness for 2 Packs in Parallelean/sku：6912572449399