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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | RB-388 |
| Category | Hobby |
| Performance | |
| Speed |
7.2V0.02 sec/60°2,640.0 deg/s440.0 RPM |
| Physical | |
| Weight | 0.63 oz18.0 gTop 10% |
| Dimensions |
L 1.575 in W 0.78 in H 0.819 in L 40.0 mm W 19.8 mm H 20.8 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | DC |
| Gears | Plastic |
| Electrical & Environment | |
| Operating Voltage | 3.6–7.2 V |
| Origin | |
| Country of Origin | South Korea |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Weight | Top 10% Lighter than 99% of 358 Low Profile servos |
Performance Analysis
| Speed-to-Weight | 2.44447 (1/sec·g) |
| Voltage Range Width | 3.6 V Wider voltage range than 76% of 285 Low Profile servos |
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