A
Anonymous
Apr 04, 2026
Rating: 4/5
Works as expected
Good sensor but needs 5V logic level for echo. Had to use a voltage divider for my ESP32.
Description
HC-SR04, US-100, and US-015 Ultrasonic Distance Measurement Modules
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | DC 5V |
| Measuring Range | 2cm to 400cm |
| Measuring Angle | 15 Degrees |
| Trigger Input | 10uS TTL pulse |
| Echo Output | TTL level signal |
| Product Dimensions | 45 x 20 x 15 mm |
| Net Weight | 9 grams |
| Pin Count | 4 Pins |
| Main Chip | UM3501 |
| Package Includes | 1 x Sensor Module |
5 reviews
A
Anonymous
Mar 29, 2026
Rating: 5/5
Good quality
Solid build quality. Pins are well soldered and the crystal oscillator is protected.
A
Anonymous
Mar 26, 2026
Rating: 5/5
Perfect for robotics
Works great with my Arduino robot car project. Distance readings are stable and consistent.
A
Anonymous
Feb 28, 2026
Rating: 5/5
Great value
Cheap and effective for learning electronics. Highly recommend for students.
A
Anonymous
Feb 07, 2026
Rating: 5/5
Fast delivery
Arrived quickly and works perfectly. Tested it immediately upon arrival.
5 FAQ
Q: What is the resolution of the measurement?
A: The resolution can reach up to 3mm under ideal conditions.
Q: Is this module waterproof?
A: No, this module is not waterproof and should be kept dry.
Q: What is the maximum effective range?
A: The maximum effective measuring range is 400cm.
Q: Does the package include jumper wires?
A: No, jumper wires are not included in the package.
Q: Can I use this with 3.3V microcontrollers?
A: Power supply must be 5V. The Echo pin outputs 5V, so use a voltage divider for 3.3V MCU input.
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