ZKE30B
3.00″
Black-White-Red-Yellow
Descripción
– EPD / E-ink Screen
– BLE 5.1 with ultralow-power consumption
– Dimension：95.8*43.7*10mm
– Working Temperature：0~40℃
– Battery：900mAh / 5 Years
– 3.0″ Dot-matrix E-paper
– LED Indicator
– Removable Battery
– NFC
