Waveshare 2.7inch Passive Powered E Paper Module

No need for a backlight, power off can keep the display content of the last screen for a long time It does not contain a power supply such as batt itself, which is suitable for application environments with limited power supply The displayed content can be customized and controlled by the user at any time through the smartphone, which is convenient and flexible Suitable for equipment labels, shelf labels, information storage, etc. Can provide user manual Can provide a supporting Android APP to help users edit and manage the display content of the ink screen