
4.2 Inch Square Display Overview
ET042SQ02-TST is a 4.2-inch diagonal square TFT LCD display featuring a 720×672 resolution and supporting a TTL interface. The display operates in transmissive mode and provides an active area of 77.98(W)×72.78(H) mm, with an outline size of 84(W)×84(H) mm. ET042SQ02-TST delivers a typical brightness of 300 cd/m² and offers wide viewing angles of 80° in all directions (L/R/U/D). It is designed for reliable operation over a temperature range of –20 °C to 70 °C and storage from –30 °C to 80 °C. This model does not include touch functionality.

More 4.2 Inch Square Display For Reference
ET042SQ01-TST (720x672, MIPI, 300nits, -20~70°C, 84x84mm)
ET042SQ02-TST (720x672, TTL, 300nits, -20~70°C, 84x84mm)

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