Automatic: Press the on/off button, turn on the light (automatic mode), let it charge under the sun for 6-8 hours, and it will automatically turn on at night and off at dawn, running time is more than 8 hours. Each light has 3 premium quality LEDs, which can give visible bright light on your way.Durable: The solar guardrail light adopts high quality ABS material, which is wear-resistant, corrosion-resistant, strong and durable. It can be used for a long time in outdoor environment.Durable and waterproof: The waterproof lever of the solar light is IP45, which can work normally in the rainy days and has good dustproof ability. So its perfect for outdoor use, dont be afraid of the bad time.Wireless & Easy to Install: No wires, easy to mount with screws, suitable for outdoor locations and weather. You dont need to worry about damage when mounting on walls, pillars, trees, etc.Scope of application: The solar railing light is suitable for garden, yard, stairs, garage, deck, balcony and so on, to light up your view at night and dispel the fear of the dark.