Solar PoweredEco-Friendly Rechargeable solar panels,automatically recharges during the day and glows when night falls.Each light has 6 leds which gives out Intensityt and steady light.we could have called these Deck Dots, Stair Dots, Pier Dots or Boardwalk Dots. Long Lighting TimeBuilt-in 600mAH large storage battery, 6-8 hours solar charging time when in good sunshine condition, enough to supply the leds up to 5 days. Waterproof & Resistance to PressureIP67 Rating allows for downpours and submersion. High quality heavy metal frame, Bear 50% weight than other lights, which means that it will not be damaged even the car or truck run over it. Installs in MinutesThis light can be quickly installed in any ground where it can absorb the sun light directly. No wiring, you can fix it with screws or glue, 12pcs screws included in the package,(Just like the JP2023A Screw) ,The screws are more in line with the usage habits.