This is original AMASS XT90-S connector,designed and produced by AMASS,beware any imitation,if using imitations,your equipment may be destroyed!Almost all FPV are using 6S even more Li-po battery for Power System.the most annoying problems is the Sparking during the connect,the sparking will damage the connector! this XT90-S connector from Amass will resolve the problem for you!Features:100% Original AmassAMASS Patented Anti-Spark Design!Reusable Conector end design for times insert and take off from the Enclosure.New style design with the shining and safety construction.Non-slip insulator, easy to connect.Clear "+" and "-" mark, avoid the mistake.Accurate size, perfect connection prevent any inside pollution.Advanced caseting technology,and integrated with banana plugs fully and closely.The groove slot design make the connection stronger and avoid any mistake when you use it.2U thickness gold plating, we use the large flow-line design banana plug which have a larger contact area, although 3.5mm banana plugs, but can be sustained a constant current 90A,120A current peak.Material of Housing: Heat-resistant nylon material(high temperature resistance to 240°C)Material of connector : 2U thickness Gold hplated copperStable current: 90A /Max. 120ATemperature resistant:-30°C ~ 240°CCompatible with AMASS XT90 connectorProduct id: XT90-SPackage included:5 Pairs Amass XT90-S Connector