






Attributs
EinkType
2.9 inchTaille de l'écran
ShenzhenPoint d'origine
customMarque nom
2.9"Taille de l'écran
NFC 2.13/2.6/2.9 inchSize
Screen color:Black,/white
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
baterry life:5-7years
waterproofing grade:IP65/P67(optional)
vente Unités:Article unique













