





Attributes
EINKType
2.9 inch e inkDisplay Size
Guangdong, ChinaPlace of Origin
2.9 inch e inkScreen Size
NFC 2.9/4.2/5.8/7.5 inchSize
Black/ white/red / YellowScreen color
Display screen:Full graphic e-ink screen
Material:ABS
Operating voltage:3.1-3.3V
Battery life:3 to 5 years
Operating temperature:0°-40°C
ESL operating frequency:2.400-2.480 GHz
waterproofing grade:lP65/IP67(optional)
Wireless communication:WIFI/NFC/BLE 5.0


