①. Comprehensive Set of 4 Signs: Each pack includes four 15x15 cm metal signs, designed for use in setting up a surveillance warning system around property. They come in red and black to aid visibility and awareness. ②. Built for Endurance: Constructed from Metal, these signs resist fading and can withstand weather conditions, suitable for both outdoor and indoor usage. The material contributes to long-term use. ③. Enhanced Visibility: These signs feature a reflective coating to ensure they are visible day and night, which may help in deterring potential intruders. They can be positioned strategically to cover areas and protect vulnerable spots. ④. Installation: Suitable for setup on walls, doors, or poles, offering flexibility in placement for visibility. ⑤. Versatile Usage Scenarios: Applicable for various locations including homes, private properties with surveillance systems, dummy camera setups, parking lots, and construction sites. They communicate the presence of surveillance to help deter unlawful activities. ⑥. The actual product may have slight color differences or variations, which do not affect use. ⑦. Colour: Silver ⑧. Material: Metal ⑨. Size: About 15 x 15cm ⑩. Package Contents: 4 x Video Surveillance Sign ⑪. Only the above package content, other products are not included. ⑫. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm.