Features REASONABLE LAYOUT: The circuit board is a red PCB board, the circuit layout is more reasonable, and the appearance is more beautiful STABLE PROCESS: The double sided copper immersion gold process makes the product more stable and durable, you can use with confidence CLEAR AND WIDE DISPLAY: 1.3in display, ultra wide viewing angle, strong interference resistance and high contrast, golden ratio, clear and natural white light viewing SCRATCH RESISTANT ABS: Adopt good quality ABS material, possess impact resistance, scratch resistance, environmentally friendly EXCELLENT PERFORMANCE: Adopt IIC serial port, power supply mode for DC3.3V, working temperature ‑40℃~80℃, resolution is 192x64 Package List 1 x OLED Display Module 1 x Double Ended 5P Line