After fully charged, it can be used for more than a few hours with excellent performance. Easy to operate and use, convenient and safe to use, and wonderful for both professional and personal use. This solar light charges in the sun during the day and flashes automatically in the dark. The use of high quality materials, excellent reliability, strong and durable, can be used for a long time. It is suitable for road administration, transportation, construction sites, navigation, fishing boats, etc. feature Size: 15 x 4 cm Hardware: PC. Color: mainly red and yellow. Solar panel: 100 MAH. The use of high quality materials, excellent reliability, strong and durable, can be used for a long time. This solar light charges in the sun during the day and flashes automatically in the dark. It is suitable for road administration, transportation, construction sites, navigation, fishing boats, etc. A full charge can be used for more than a few hours with excellent performance. Easy to use and use, convenient and safe to use, and wonderful for both professional and personal use.