The SMRAZA 10 pcs S51 SG90 9g Micro Servo is a set of ten small and lightweight servo motors, perfect for RC model vehicles, drones, and robots. Made by the brand SMRAZA and weighing only 10g each, these SG90 model servos are designed for quick and precise control. Manufactured in China, these micro servos are ideal for hobbyists and enthusiasts looking to add reliable and efficient power to their projects.