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Specifications:
Material: Circuit board + components
Type: DIY Parts Set with Shell
Power Supply: 5V DC or 3 x AA batteries (not included)
Measuring Range: 0.01 to 4.00 meters
PCB Dimensions: 72 x 62 mm (2.83 x 2.44 inches)
Housing Dimensions: 89 x 77 mm (3.50 x 3.03 inches)
Note: This is a DIY kit, you need to assemble and solder.
Features:
1.Highly Integrated System: Includes a dedicated circuit board, STC microcontroller, HC-SR04 precise measuring module, digital tube for display, and buzzer for alarms, offering a compact, streamlined design.
2.Simple Setup: Requires no programming, allowing users to operate it directly after proper assembly and connection to the power supply.
3.Accurate Distance Measurement: Equipped with a