ITEM NAME:ES08MAII Mini Metal Gear 12g Analog Servo 1.8KG 0.12sec ES08MA M&O Ideal servo for 450 class helicopter and foam airplanes. Long servo arm for 3D flight. Specifications: Quantity: 1pcs Operating voltage: 4.8-6V STD direction: Counter clockwise / pulse traveling 1500 to 1900usee Stall torque (4.8V): 1.6kgf.cm (21.0 oz.in) Operating speed (4.8V): 0.12sec/60 °at no load Stall torque (6V): 2.0kgf.cm (28.0 oz.in) Operating speed (6V): 0.12sec/60o at 4.8V; 0.10sec/60o at 6V Gear material: Metal Wire length: 25cm / 9.8in ES08MA II size: 23 * 11.5 * 24mm / 0.9 * 0.5 * 0.9in ES08MA II weight: 12g / 0.42oz Package List: 1 * ES08MAII Mini Servos.1 ES08MAII Mini Servos. ES08MA II size: 23 11.5 24mm / 0.9 0.5 0.9in. ES08MA II weight: 12g / 0.42oz. Ideal servo for 450 class helicopter and foam airplanes. Long servo arm for 3D flight.