| 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 | 2.5 2.5 x 1 7-Segment TN - Twisted Nematic Reflective 12.17mm H x 7.00mm W 30.00mm x 26.17mm x 2.80mm 26.00mm L x 17.17mm W Without Backlight 3 V ~ 5 V - - 0°C ~ 50°C - |