Partial Refresh Support, Low Power, Wide Viewing Angle, Paper-Like Effect perfect for price tags, shelf labels, industrial instruments... Size:2.13inch /Resolution:250x122 Viewing Angle: 170degrees /Display Color:Black and White Grey Scale:2/Touch Type:Capacitive Touch Points:I2C/Touch Panel:Toughened Glass Communication:SPI/Power Consumption:Ultra Low Display Duration:Persists without Power/Display Panel:E-paper Experience:Paper-like/Comfortably Reading:Eye Care, No Bluelight Environment:Ambient Light Required/Display Type:Passively Reflective/Refreshing:Partial Refresh Support OPERATING VOLTAGE:3.3V/GREY SCALE INTERFACE:3-wire SPI, 4-wire SPI OUTLINE DIMENSIONS: 69.15 x 38.90mm DISPLAY SIZE:48.55 x 23.70mm DOT PITCH:0.194 x 0.194mm PARTIAL REFRESH TIME:0.3s FULL REFRESH TIME:2s REFRESH POWER:26.4mW(typ.) STANDBY CURRENT:Less than 0.01uA (almost none) TOUCH POINT:5 (max) Colour:black Material:PCB Size:69.15 x 38.90mm Package Contents: 1 x 2.13inch e-Paper HAT Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.