1. Product Design Overview
A lightweight, durable, and cost-effective delivery bag featuring:

Three LED screens (front, left, right) for dynamic advertisements
GPS-enabled module for geo-targeted ad placements
Remote ad-update system via 4G/WiFi
Long battery life with swappable power banks
Water-resistant and heat-insulated interior for food safety
Comfortable, ergonomic straps for delivery riders
2. Material Selection (Economical & Durable)
Component Material Reason
Outer Shell 600D Oxford Fabric + PU Coating Lightweight, water-resistant, durable
Inner Lining Aluminum Foil & PE Cotton Thermal insulation for food safety
LED Screens P2.5 Flexible LED Panels High brightness, low power consumption
Battery 10, 000-20, 000mAh Li-ion Long runtime, rechargeable, swappable
Frame ABS Plastic / Aluminum Lightweight, sturdy
GPS Module Standard GPS Chip Enables location tracking & geo-based ads
3. Functional Features
A. LED Screens
3 LED panels (2.5mm pixel pitch for high resolution)
Brightness auto-adjustment (day/night mode)
Flexible & shockproof (to withstand bike vibrations)
B. GPS & Connectivity
GPS for location tracking
4G/WiFi module for remote ad updates
Cloud-based ad server (businesses upload ads remotely)
Mobile APP control (riders/advertisers manage ads via APP)
C. Power & Battery
Swappable Lithium-ion batteries (10-12 hours runtime)
USB-C fast charging
Optional solar panel on top for extended battery life
4. Manufacturing Plan (Step-by-Step)
A. Prototype Development (3-6 Months)
Design the Bag (3D CAD model & material selection)
Develop the LED Module (test screen durability & brightness)
Integrate GPS & Ad Server (connect to cloud platform)
Procure Materials & Assemble Components