HC‑SR04 Ultrasonic Sensor Module

Overview

HC‑SR04 ultrasonic distance sensor measuring 2cm to 400cm. Trig/Echo interface. Accuracy ±3mm. Supply 5V.

Key Features

• Range: 2–400cm
• Accuracy: ±3mm
• Angle: 15°
• Supply: 5V

Specifications

• Operating voltage: 5V

Dimensions & Weight

• Length: ~45 mm
• Width: ~20 mm
• Height: ~15 mm
• Weight: ~10 g

Package Includes

• 1 × HC‑SR04

Applications

• Distance measurement and obstacle avoidance
• Robot navigation
• DIY and educational projects