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Product Overview & Details
Gravity: Ring 2D QR Code Scanner with support for 1D & 2D codes
Compatible with Arduino, ESP32, Raspberry Pi via I2C & UART
Features colorful LED indicator for real-time scan feedback
High accuracy with ≥5mil resolution and 360° reading angle
Compact design with low power consumption (<70mA)
Ideal for vending machines, access control, and...