High speed&torque programmable digital nano servo 7g with titanium gear and wide input voltage range 4.8-8.4V, 2xBB, ideal for small model aircraft, mini-Z and other 1:18-1:24 RC cars etc. Torque 1.8kg.cm, speed 0.075s/60° at 4.8V, torque 3.0kg.cm, speed 0.052s/60° at 8.4V. Aluminium case for perfect cooling under high load