A
Anonymous
Apr 15, 2026
Rating: 5/5
Great for robotics projects
Works perfectly with my Arduino smart car kit. The pulse count is accurate.
Description
Smart Car Speed Measurement Module, Includes Test Program. Specializing in electronic components for 22 years.
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Sensor Type | Optical Encoder |
| Operating Voltage | 3.3V - 5V DC |
| Output Signal | TTL Pulse Output |
| Detection Method | Reflective Photoelectric |
| Interface Type | 3-Pin PH2.0 Connector |
| PCB Material | FR-4 Fiberglass |
| Module Dimensions | 25mm x 15mm x 5mm |
| Weight | 3.5 grams |
| Compatibility | Arduino, STM32, ESP32 |
| Package Includes | 1x Sensor Module, 1x Encoder Disk, 1x Test Code USB Link |
5 reviews
A
Anonymous
Apr 01, 2026
Rating: 5/5
Easy to integrate
Plug and play with my STM32 board. Speed measurement is consistent.
A
Anonymous
Mar 01, 2026
Rating: 4/5
Nice little module
Sensitive enough for small wheels. Make sure to calibrate the disk.
A
Anonymous
Feb 23, 2026
Rating: 4/5
Good value
Solid build quality. Instructions could be clearer but the code works.
A
Anonymous
Jan 28, 2026
Rating: 5/5
Reliable sensor
Bought five for our competition bots. All functioning well under stress.
5 FAQ
Q: Is the encoder disk included?
A: Yes, the package includes one encoder disk.
Q: Is the test code compatible with ESP32?
A: Yes, the provided code supports ESP32 and Arduino.
Q: Can I use this for RPM measurement?
A: Yes, by calculating pulses per minute.
Q: Does this work with 3.3V logic?
A: Yes, it supports 3.3V to 5V DC input.
Q: What is the maximum speed it can detect?
A: It depends on the processor interrupt speed, typically up to 10kHz.
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