Designed for compatibility with multiple models, this waste ink tank maintenance box works with ET-7700, ET-7750, L7160, L7180, L7188, and L7880 printers. Built to efficiently collect and store waste ink, ensuring your printer operates smoothly and maintains print performance. Easy to install and replace, allowing users to quickly get back to printing without hassle or downtime. Constructed with materials to withstand the rigors of daily printing, providing reliable performance over time. Helps