ZKC21S
2.13″
Black-White-Red
Descripción
– EPD / E-ink Screen
– BLE 5.1 with ultralow-power consumption
– Dimension：72*36.4*14.3mm
– Working Temperature：0~40℃
– Battery：1200mA / 5 Years
– 2.13″ Dot-matrix E-pater
– LED Indicator
– Removable Battery
