Features: Brand new and high quality High-Quality Material: The 24-hole (4x6) acrylic switch test frame is crafted from premium acrylic material, offering high transparency and durability. Large Capacity Design: The frame features 24 holes, accommodating 4 rows and 6 columns of test tubes simultaneously, meeting the storage needs for various reagent test tubes. Precise Size: Each hole position is meticulously measured and polished to ensure stability and accurate alignment of the switch body. Convenient Assembly: Designed for easy cleaning and maintenance. Lightweight and Portable: Made from acrylic material, it is lightweight and easy to carry and move. Specifications: Material: Acrylic Note: 1. Please allow for a 1-2 cm error due to manual measurement; ensure you don't mind before ordering. 2. Due to differences in monitor displays, the actual color of the item may vary slightly from the images. Package includes: 1x Switch Tester Frame