LED locomotive backpack Display scree backpack Business travel Laptop Backpack Men outdoor backpack Motorcycle Cycling Backpack

small size is suitable for women and children large size is suitable for both men and women Small size: Backpack size: 32.7*18*42cm Backpack material: ABS, PC, 1680pvc Screen count: 48*48 on one screen Screen point spacing: P2 Power supply mode: mobile power supply (you need to configure the mobile power supply) Communication method: Bluetooth Weight :1.5kg large size: Size: 36*18*48CM Product name: LED locomotive bag Material: ABS+PC Power supply mode: mobile power supply (customer configuration) Voltage: 5V/2A Support picture animation size: 48*48 pixels Support: text/picture/GIF/animation Left eye size: 7*10.5*9.5*6.5CM Right eye size: 6.5*10.8*9.5*7CM Weight: about 1.7KG waterproof Connection method: Bluetooth Download APP connection 3D hard shell design Freely edit DIY, pictures, animated pictures, text LED travel safety Travel safety at night (LED display) 15.6-inch laptop Product Features:Backpack with Display,Technological sense, trend Highlights:Smart APP Control,wifi backpack Product Category:Pixel Bag,Smart Backpack,Pixel Bag,led backpack 1: Mobile APP control can change the display of text, pictures, animation can be displayed in a variety of ways. 2: Products do not contain power, they need to have their own mobile power supply or other power supply mode 3: Any scene is played at any time, personality shows cool, pleasing to the surprise effect. Packing list: 1* Backpack, 1* English manual