For the convenience of transportation, your package may be delivered in several packages, please sign for it. If you have any questions, please contact us by email first. We will definitely give you a satisfactory solution!!! Features: 1. Aluminum shell, sun-proof, strong sealing, pressure resistance . 2. Super reflective film, high brightness reflection at night, strong retroreflection. 3. 8 LED high-brightness lamp beads, low energy consumption. 4. IP65 design can prevent rain from seeping in, and is strong enough to withstand severe weather such as strong winds and rain. 5. Installation: U-shaped hoop installation, conventional 76/89 (customizable), if you have special needs, please contact us. Product Specifications: Name: Solar Powered LED Caution Sign Material: Aluminum shell Size: 60cm*60cm/24*24in grade: IP65 Visual distance:>500m Working temperature: -40~60 LED Service life>100000H Please note that the product only includes the pedestrian crossing sign, solar panel, and U-hoop frame. Tips: 1. Please install this sign where there is no shade from the direct sunlight. 2.Please check whether the LED lamp can work normally before installation. First turn on the switch, then cover the solar panel to simulate the night state and see whether the LED lamp can work normally. 3.The direction of the solar panel needs to be calibrated during installation. The best angle in the direction that can receive the longest direct sunlight in a day.