40 x 2字符点阵 LCD 液晶显示屏/40 x 2 Dot-matrix Character LCD Modules 型号/Model Number:HTM4002A · 显示模式/LCD display mode: STN-gray, 正显/positive,半透/transflective · 外形尺寸/Outline dimensions: 182.0 x 33.5mm · 视域尺寸/Viewing area: 155.1 x 16.0mm · 控制器/Controller: S6A0069 · 背光/Backlight: 黄绿/yellow and green LED · 工作电压/Operating voltage: 4.5V · 工作温度/Operating Temperature: 0 to +50 °C · 存储温度/Storage Temperature: -20 to +70 °C