E Ink Screen Electronic Price Tag Near Field Communication Passive Wireless Powered 2.9 Inch(Ink

About this item

• Feature: 1. 2.9-inch passive near field communication electronic ink screen. Adopt new passive near field communication technology, no need of built-in battery power consumption, no trouble of battery life. 2. New passive near field communication technology wireless transmission, no battery environmental protection and energy saving, simple operation of mobile APP, beautiful and thin with high-quality ABS shell. 3. New passive near field communication wireless brushing technology, using passive near field communication scheme, no need for built-in battery, no cumbersome wiring, stable work. 4. When you need to refresh the display, you can use near field communication enabled smartphones or card readers near this product to wirelessly power and refresh the display content. 5. E-ink display installation is simple, and its quality is guaranteed, you can use it with confidence. Specification: Item Type: E-ink screen Power Supply: Wireless power supply Gray Level: 2 Display Color: Black and white Refreshing Time: 2s (not including data transmission time) Dot Pitch: 0.138 x 0.138 Display Size: Approx. 66.89 x 29.05mm 2.6 x 1.1in Resolution: 296 x 128 Viewing Angle: >170 degrees . Package List: 1 x E-Ink Screen