| Number of Characters Display Format Character Format Display Type Display Mode Character Size Outline L x W x H Viewing Area Backlight Voltage - Supply Dot Size Interface Operating Temperature | 3.5 3.5 x 1 7-Segment TN - Twisted Nematic Reflective 17.78mm H x 10.16mm W 69.80mm x 38.00mm x 2.80mm 65.80mm L x 26.00mm W - 3V - - -10°C ~ 60°C - |