The M5Stack SG90 Servo is a custom 9g servo motor from M5Stack. This is totally compatible with the "8 Servos" HAT and "PuppyC" base. This micro servo is very easy to use for beginners. There is no need to use a dedicated servo-drive board with feedback control and a complicated gearbox.
1x M5Stack SG90 Servo
Size
Cable length: 3 cm
Gear material: Plastic
Torque: 1.6 kg.cm / 4.8 V | 1.8kg.cm / 6.0 V
Speed: 0.1 sec / 60° / 4.8 V | 0.09 sec / 60° / 6.0 V