The RC1602A-YHY-CSX is an alphanumeric LCD display manufactured by Raystar. It has a STN Positive type display, a 16x2/2x16 character resolution, and a yellow-green display backlight. The display itself has an active area size of 33.6mm x 68.04mm, and a viewing area size of 30.21mm x 65.4mm. It has a standard operating temperature range of -20°C to 70°C, an operating voltage range of 3V to 5.5V, and a wide viewing angle of 6:00. The brightness levels are adjustable, and it features a full character display, including JIS8 Japanese characters, international symbols, and graphical displays. Its estimated life time is 10,000 hours.