Features: 

• Battery Life: Up to 8 hours on a 10,000 mAh battery
• Design: Sleek, lightweight ABS shell
• Compatibility: Fits standard A4 posters; works with regular paper, no need for special film
• Operation: Simple on/off switch; includes Type-C charging cable
• Assembly: Tool-free, quick poster change with snap-fit base and panel
• Colors: Available in black or white
• Placement: Works anywhere without power or cable limitations

Applications: Public notices, events, promotions, advertising, warnings