This is a Futaba S9405 Servo with J connector. For use with 1/8 Scale Nitro Cars and Trucks. One Year Warranty This servo can produce high-current draw from your batteries. If using NiMH or LiPo batteries, make sure they are capable of delivering sufficient amps. Coreless motor (smoother and stronger than standard servo motors) High torque Dual ball bearings Grommets that protect the internal components from dust and water damage. Metal gears (2) One year warranty One servo with J connector One small round horn One large round horn One X-shape horn One 6-arm horn One accessory package Warranty card Speed: .13 sec/60° @ 4.8V - .11 sec/60° @ 6V Torque: 80 oz-in @ 4.8V - 100 oz-in @ 6V (5.8 kg-cm @ 4.8V - 7.2 kg-cm @ 6V Weight: 1.9oz (1-15/16oz) (55g) Length: 1.6" (1-5/8") (41mm) Width: 0.8" (13/16) (20mm) Height: 1.5" (1-1/2") (38mm) A note on Coreless motors: conventional servo motors have a steel core armature wrapped with wire that spins inside the magnets. In a Coreless design, the armature uses a thin wire mesh that forms a cup that spins around the outside of the magnet eliminating the heavy steel core. This design results in smoother operation and faster response time. kh06-13-02 ir/kh updt jxs 10/30/03 updt jxs 10/29/04 &