Description
Features & specifications
- EPD / E-ink Screen
- BLE 5.1 with ultralow-power consumption
- 4.0" Dot-matrix E-paper
- LED Indicator
- NFC
- Colours: Full color
- Dimensions: 112.5*71.2*7.4 mm
- Working temperature: 0~40°C
- Battery: 350 mAh
- Resolution :400*600
Ordering more than 1000 pcs? Get in touch with us for a project quote.
