RF Paper - Electronic Shelf Label - 2.90" ELECTRONIC SHELF LABEL (Cold temperature)

It supports the transfer and display of text, images, symbols, and other content in any language.
It can read the temperature of the environment, which can be analyzed from the connected system.
Communication supports the sampling function, which can be read from the system.
The remaining battery can be read simultaneously and examined from the system.
It supports NFC communication function. [Optional]

Display	Display Size	2.9 inch
	Active Area Size	66.9 x 29.06 mm
	Display Resolution	296x128
	Display Colors	Black / White
	DPI	112
	Display Technology	Dot-matrix - E-paper Display
	View Angle	Near 180 Degrees
Battery	Type & Quantity	CR2450 x 2
	Battery Life	≥ 6 years
	Battery Replacement Availability	Replaceable
LED	Color Amount	3 Colors
	Blinking Frequency	1 sec
	Settings	Can Be Changed By The User
Environment	Working Temperature	-25 ~15 ℃
	Storage Temperature	-30 ~40 ℃
	Optimal Environment Humidity	45 - 70 %RH
Communication	Communication Frequency	2.4 GHz
	Communication Protocol	Private
	Communication Distance	13 - 15 m
	Communication Success Ratio	100%

2.90" ELECTRONIC SHELF LABEL (Cold temperature)