Color: Red, Blue, Colorful
Instructions: This first row is stands for hour, the second and third row is for minutes, PM LED points afternoon. You can adjust that brightness of LED, Brightness and Contrast as you like.
Battery: CR2016 OR CR2025 button battery, once the brightness is low please replace a new button battery
Size: Wide x High x Thick 3.5 x 3.9 x 0.9cm
Please mention color of your choice in Comments Box on Products Order Page!