Attributes
4:3aspect ratio
Indoorapplication
350cdbrightness
IP67, IP65ip rating
4 mmPixels
1 Yearwarranty
Screen Type:E Ink
function:SDK, Customized, NFC, WIFI, Bluetooth
Display Function:E Ink
specification:Strech Bar, Digital Poster, Video Wall
Remote Device Management:Remote Content Management, API Integration, Cloud-Based RDM Platform
use:Advertising Publish, Retail Store, Exhibition Hall
place of origin:shenzhen
model number:4.2 inch e ink screen
color:4 color
Material:ABS
Usage environment:Indoor
Size:NFC 3.5/4.2//5.8/7.5 inch
Screen color:Black/ White / Red/Yellow
Material:ABS+PC
Screen display mode:Electronic paper dot matrix
Operating voltage:3.1-3.3V
Battery life:3 to 5 years
Communication protocol:WIFI/NFC/Ble 5.0
Operating temperature:0°C-40°C
Battery Life:5-7years
waterproof:IP65IP67(optional)
