SOLAR STREET LIGHTS DUSK TO DAWN - This solar street light will turn on at dusk and turn off at dawn automatically at auto mode. Save your electric bill. SUPER BRIGHT & LONG-LASTING - This 30W solar light can provide bright light with 12+ hours lighting as it equipped with 88pcs high quality LED beads and 16,500mAh battery(life up to 50,000 hours). FAST CHARGING - Built-in high quality mono solar panel, the lamp can be full charged in 6-8 hours,its conversion rate is up to 22%.(25 years lifespan) EASY TO INSTALLATION - No electrical connection needed. 2 ways of installation, one is mounted on the wall, one is mounted on the pole with a diameter of 60-70mm. WATERPROOF - IP65 waterproof, it can be installed and left outdoors in any weather conditions all year round.