LED Backpack For Man Hard Shell LED Motorcycle Cycling Helmet Backpack for woman Business Travel Waterproof Laptop Backpack

Small size:Backpack size: 44*34*19cm Backpack material: ABS, PC,Power supply mode: mobile power supply (you need to configure the mobile power supply)Communication method: BluetoothWeight :1.55kglarge size:Size: 47*38*22cmProduct name: LED locomotive bagMaterial: ABS+PCPower supply mode: mobile power supply (customer configuration)Voltage: 5V/2ASupport: text/picture/GIF/animationWeight: about 1.8KGConnection method: BluetoothDownload APP connection3D hard shell designFreely edit DIY, pictures, animated pictures, textLED travel safetyTravel safety at night (LED display)16-inch laptopProduct Features:Backpack with Display,Technological sense, trendHighlights:Smart APP ControlProduct Category:Pixel Bag,Smart Backpack,Pixel Bag,led backpack1: 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 mode3: Any scene is played at any time, personality shows cool, pleasing to the surprise effect.