Hot Sale Waterprint 21.5-Inch LCD Backpack Walking Billboard

High-Resolution LCD Display
– Features a crisp 21.5-inch full-color LCD screen with 1080p resolution for vibrant, eye-catching visuals even in direct sunlight.
Ultra-Durable & Waterproof
– Constructed with reinforced ABS plastic and silicone-sealed edges, ensuring protection against rain, dust, and accidental impacts.
WiFi & Remote Control
– Effortlessly update ads, videos, or promotions in real-time via smartphone app or PC, eliminating manual SD card swaps.
Lightweight & Ergonomic Design
– Weighs only 2.2kg with adjustable padded straps for all-day comfort, ideal for street promoters, event staff, or retail campaigns.
Long Battery Life
– Powered by a 12,000mAh removable lithium battery, delivering up to 8 hours of continuous playback on a single charge.
Multi-Scene Application
– Perfect for outdoor advertising, trade shows, mall promotions, food delivery branding, and tourist guide services.
Bulk Order Discounts
– Exclusive wholesale pricing for large quantities, backed by global logistics support and 24/7 customer service.