D7642

● Viewing angle：＞178°.
● Resolution：800*480px
● Screen Size: 7.5 inch * 2
● Operating Voltage：3.1-3.3V
● Device Size：179*70*135mm
● Support color: Black/White/Red.
● Display type: Electronic Ink Screen/E-Paper/EPD.
● Battery life：3-5 years, Battery capacity: 3600mA/h.
● Support Platform: APP (Android) / Applets / PC web.
● Communication Protocol: ZigBee 2.4G Protocol/BLE Bluetooth v4.2.
● Transmission distance: Normally radius of 35 meters (100 meters in open area).