1 The solar house number includes a letter ABCD and 4 numbers 0 to 9, so you can create a custom home address, and you can easily adjust the numbers and colors to suit your preferences! 2 The top of the solar address card is equipped with a high-efficiency solar panel, which is flexible and easy to adjust and 270rotation. After being fully charged in daylight, the light will stay on for 8-10 hours and stay bright and efficient at 25 lumens! 3 The solar house number is constructed with weatherproof ABS material, which is sturdy and durable and can be used for many years. It can withstand severe weather conditions throughout the year, such as torrential rains, blizzards and daily scorching sun. 4 This solar address number also has two excellent lighting modes: 19 cold color LEDs and 19 warm color LEDs. According to the method that best suits your needs, these numbers will be very bright and your house number will be displayed vividly for easy viewing. 5 It is undoubtedly the device you need, allowing your visitors, couriers and emergency vehicles to easily identify your house.