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21.5 inch floor standing digital signage
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21.5 inch floor standing digital signage

This 21.5 inch floor standing digital signage combines a Full HD advertising display with an integrated writing board for versatile indoor communication. The screen runs on Android 11, delivering sharp 1080P video content and promotional messages. Below the display, the writing board allows staff to update handwritten specials or announcements in real time without digital editing.

Powered by a 15000mAh battery, this portable digital poster with writing board supports up to 14 hours of wireless operation, enabling placement anywhere without constant wiring. The stable A-frame stand includes locking wheels for secure positioning and easy relocation between store areas.

  • Product name Portable LCD Digital Poster
  • Dual display modes 21.5 Inch lcd screen +32 inch Fluorescent Panel
  • Battery 15000 mAh，7H charging, 14H working
  • Product Interface 2 USB ports + 1 HD-MI port + 1 Ethernet port
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Restaurant Menu Display with 14-Hour Wireless Use

This 21.5 inch floor standing digital signage serves as a menu board or promotional display in fast-food restaurants and cafes. Running on Android 11, the digital poster shows 1080P Full HD videos of food items like "Best Burger" to attract customers. As a self-contained advertising display, its 15000mAh battery enables up to 14 hours of wireless operation, allowing placement anywhere without power outlets nearby. The floor standing screen can be moved between counter, window, or outdoor seating areas as needed, providing flexible advertising placement.
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Wireless Portable Digital Poster with Long-Life Battery

This portable digital poster with writing board is powered by a built-in 15000mAh battery. After just 7 hours of charging, it provides 10-14 hours of wireless operation. As a versatile digital poster and advertising display, it requires no wiring for setup. This floor standing screen can be effortlessly moved and placed anywhere instantly—whether for in-store promotions, events, or temporary displays—delivering dynamic content without being restricted by power outlet locations.
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Reliable Performance with RK3566 Processor

This portable digital poster with writing board is built with the RK3566 CPU and 2G memory for stable, responsive performance. The digital poster delivers 1080P Full HD resolution with a 178° wide viewing angle, ensuring clear visuals from any position. As an advertising display, it handles video and image content smoothly. The floor standing screen maintains consistent brightness and color accuracy, making it suitable for retail environments where customers view the screen from different angles.
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Stable A-Frame Design for Easy Relocation

This portable digital poster with writing board features an A-frame structure for stable floor placement. The digital poster includes secure locking wheels, allowing users to move it easily and lock it firmly in position. Setup and folding for storage require minimal effort, enabling quick relocation between different store areas. As a mobile advertising display, this floor standing screen is designed for retail environments where display positions need frequent changes. The combination of stability and portability supports flexible layout adjustments without compromising safety.
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Complete Specifications for Dynamic Digital Signage

This portable digital poster with writing board combines a 21.5-inch screen with a 1080*1920 resolution display. The digital poster is powered by a 15000mAh battery, supporting up to 14 hours of runtime for all-day operation. As a versatile advertising display, it comes with a 1-year warranty and lifetime technical support. This floor standing screen allows users to showcase promotional content like "Best Burger" while the writing board below displays handwritten messages, providing a complete signage solution for retail environments.
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Classic Dual Colors for Any Interior

This portable digital poster with writing board is available in white or black finishes to match different retail environments. The digital poster features a 21.5-inch display above a fluorescent writing board, allowing simultaneous digital and handwritten content. As an advertising display, it shows promotions like "Best Burger" on screen while the board below displays matching messages. This floor standing screen integrates with various interior designs, offering color flexibility without compromising functionality. The dual-color option enables stores to select units that complement their existing decor.
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Comprehensive Application Scenarios

This portable digital poster with writing board adapts to various indoor environments. In retail stores, it serves as a digital poster displaying product videos while staff update handwritten promotions on the board. Restaurants use it as a floor standing screen for digital menus, with the writing surface for daily specials. Hotels place this advertising display in lobbies to show event schedules alongside personalized welcome messages. At trade shows or pop-up events, its wireless design enables quick setup without wiring. The combination of digital and handwritten content engages audiences effectively in each setting.
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Why Choose BEST?

1.We are a vertically integrated manufacturer maintaining end-to-end control over design, R&D, production, and testing, ensuring stringent quality management and cost efficiency.
2.Custom OEM/ODM solutions produce drawings within 48 hours and functional prototypes within 7 days, scaling from trial to mass production.
3.A 12-step inspection and 72-hour aging process maintains product defect rates below 0.05%.
4.Environmental testing includes waterproof, thermal, vibration, shock, salt spray, and UV exposure validation.
5.Products are FCC, CE, and RoHS certified for international markets.
6.English-speaking engineers offer 24/7 technical support, remote calibration, and firmware upgrades.
7.Dedicated technical managers and ongoing training maintain long-term operational efficiency for partners.
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