Features 1、Panel Specifications: 3.5 inch handheld offline color touch control screen, features clear readings and sensitive response, without lagging, helps you greatly improve work efficiency. 2、Good Compatibility: This offline control panel is highly compatible with the engraving machine controller, providing high accuracy operation, printing more excellent and stable products. 3、Applicable Models: This handheld offline control panel is suitable for TTS‑55 PRO, for TTS‑10 PRO and other engraving machine models, with strong compatibility and good practicality. 4、Compact Design: The offline touch control screen has a simple size and lightweight design, making it comfortable and convenient to hold, which is easy to use anytime, anywhere. 5、Durable Material: The handheld offline control panel is made of excellent ABS material, which has good toughness, wear resistance, no deformation, light weight, and long service life. Specification Item Type: Handheld Offline Control Screen Material: ABS Application: For Twotrees TTS-55 PRO, for TTS-10 PRO Size: Approx. 105 x 70mm / 4.1 x 2.8in Package List 1 x Handheld Offline Control Screen