Team Losi EC2 Device Connector, Battery (2) Made by Losi; Losi is a United States based company; parts are sourced from Global producers Losi part number B9617; UPC 605482963081 This item works with: Associated B44.x, RC-10 B4.x, RC-10 original aluminum chassis, RC-10 T4.x, RC-18 RC18R RC18B RC18T 4WD Truck, Buggy, SC-10 2WD, TC-3 Electric Sedan; Axial SCX-10 Scale Truck; E-Flite Blade CP or CP Pro E-Flite, Blade CX, CX2, or CX3, Blade mCX mCX2; Helicopters PRP Apache or Sparrowhawk; HPI Electric Cup Racer 1M Kit, E Firestorm, E10, Micro RS4, Savage Flux, Sprint 2, Sprint 2 Flux, Wheely King 1/12; Kawada M300, Sigma 2 1:10 touring, Sigma DC 1:10 Drift; Ky