A. Function and Purpose: This clapperboard is suitable for scenarios like movies, TV shows, studio live broadcasts, advertisements, and video recordings. B. Dimensions and Specifications: - The overall size is about 30 * 24 cm / 12 * 9 inches. - The size of the writing area is about 30 * 19 cm / 12 * 7.5 inches. C. Characteristics of the Writing Area: The writing area is blank with no printed letters, enabling free and personalized design. D. Material Characteristics: It is made of acrylic material and wood. The acrylic part is easy to write on and clean, and tends to be durable. E. Clapper Design: The wooden clapper has built - in magnets, which helps ensure stable closure and clear sound. F. Detailed Parameters: - Color: Available in black - and - white clapper / colored clapper (optional). - Material: Acrylic + Wood. - Writing Area Size: about 30 * 19 cm / 12 * 7.5 inches. - Product Size: about 30 * 24 * 2 cm / 12 * 9 * 0.8 inches. - Product Weight: about 415 grams / 14.6 ounces. - Packaging Size: about 32 * 25.5 * 3.5 cm / 12.6 * 10 * 1.4 inches. - Packaging Weight: about 520 grams / 18.3 ounces. G. Packaging Contents: It includes one clapperboard.