Zkong Blade ZKE30B
Characteristics:
✔ Size: 102.8x43.7x8.8mm
✔ Dot-matrix E-Paper 3.0 inch
✔ LED indicator
✔ EPD display: 70.4x29.568 mm
✔ Operating temperature: 0°~40C
✔ Removable battery with a capacity of 900 mAh
✔ NFC and Bluetooth BLE 5.0 with low energy consumption
✔ Multicolor, 4 colors