Made of high-quality materials Remote control fixed wing motor engine gear machine servo Metal gear Model: -329MG Operating voltage: 4.8v/6.0v Operating current t: 300mA/400mA Operating speed: 0.11sec.60/ 0.12sec.60 Stall torque: 3.8kg.cm / 4.5kg.cm Dead zone bandwidth: less than equal 3uSec Operating speed: 40/one side pulse traveling 400us High precision bearing: MR106 (Due to different batches, the printed words on the product will be different, which does not affect use) Colour:Black Material:Plastic+Metal Package Contents: 1x Servo for RC Car 1 Set x Accessories for RC Car Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.