13000mA 22in Backpack Lcd Digital Billboard Vertical 250nits

1. High quality fabricated frame and case manufactured in aluminium.The color and design can be customized to suit your requirements.
2. Fitted with high transparent tempered safety glass to protect the screen surface. 2mm thickness available.
3. Color and desgin can be customized. Support LOGO printing. Can be added with GPS.
4. Build in SD and USB card slot, with lock system to protect the cards being stolen.
5. With belt for people to carry on the back, doing advertising movable.
6. Can be added with Ethernet, WIFI or 3G Network function and auto brightness sensor. Support 3G/4G network customization and 700cd/m2 brightness customization.

7.With 12V 13000mAh Lithium battery inside, can last 6 hours after one charge.Battery is rechargeable. One time full charge of battery cost 6 hours.

Can be upgraded into 700cd/m2 brightness and 24V 26000mAh Lithium battery, can last 4 hours after one full charge.

8. The screen direction can be changed horizontal or vertical.

9. Don't turn on the item when you are charging. The first time charging need at least 12 hours.