Display format 128 × 32 dots LCD duty 1/33 -- LCD bias 1/6 -- LCD voltage 6.5 V Controller/Driver ST7565R -- Module size (W x H) 42.0 × 17.66 mm Viewing area (W x H) 39.0 × 8.66 mm Dot size (W x H) 0.22 × 0.22 mm Dot pitch (W x H) 0.24 × 0.24 mm Palm Technology was established in 2000 and is located in Kaohsiung, Taiwan. Palm Technology offers LCD & LCM manufacturing display products, including character alphanumeric LCD modules, monochrome graphic LCDs, static (segment) displays, TFT and custom LCD displays.