USB Rechargeable & Solar Powered: 80w 4000 lumens rechargeable led flood light portable led flood light The built-in 11000mAh rechargeable battery could replace the ceiling lighting in case of a power outage. The outdoor LED work light with solar panel can be charged directly from the sun as well as via the charging port. Super Bright and 4 Lighting Modes: Construction Flood Light has 4 lighting modes: Clear(4000 lumens)- Medium(2500 lumens)- Dark(700 lumens) - Flashing (flashing blue and red LEDs). Press the mode button to quickly change the mode between different types of lighting. Heat Dissipation Technology: Floodlight Construction Lamp Battery made of high quality aluminum and tempered glass. The unique aluminum housing provides excellent heat dissipation at the back for a long service life. Portable Handle: Recharging Construction Site Spotlight