Electronic Shelf Label（ESL）is a kind of electronic price tag.
It is a display system which can transmit information bilaterally，
and mainly applied in super-market, shopping mall, convenience store and some other retail scenario.
Download the introduction of ESL
2.ESL(Electronic Shelf Label)
Displays price and basic information for each commodity.
Scan and update information manually.
Modify the information over the network by using the 2.4G signal, and eventually send the modified information back to the platform to ensure the success of each transmission.
Link between ESL and commodity
Information update principle
Communication distance:30 meters (radius)
Communication rate:250 kbps
Screen size:2.13 inches
Screen type:EPD dot matrix electronic paper, black and white
Battery life:5 years (removable), 620mA button battery