Attributes
Wi-Finetwork communiction
2.13 inchScreen Size
EnglishSupporting Language
shenzhenplace of origin
4 GRAYdisplay color
300PPIresolution ratio
model number:2.13 inch e ink screen
display size:2.13"
Display Type:E-INK
private mold:Yes
Size:NFC 2.13/2.66/2.9/4.2/5.8/7.5 inch
Screen color:Black, white and red /Yellow bistable
Material:ABS
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:2 x CR2450
ESL operating frequency:2.400-2.480 GHz
Selling Units:Single item
