Warning device for warning oil spilling leakage at sea

The utility model discloses a warning device for warning oil spilling leakage at sea, which relates to the field of warning devices and comprises a box body, a movable plate is arranged in the box body, and a U-shaped baffle is fixedly connected to one side of the upper surface of the movable plate. According to the utility model, the movable plate is arranged in the box body, the U-shaped baffle plate and the movable baffle plate are arranged on the movable plate, the monitoring device is fixed between the U-shaped baffle plate and the movable baffle plate by moving the movable baffle plate, and heat dissipation is carried out on the monitoring device during working through the first heat dissipation holes and the second heat dissipation holes; by arranging a rotatable L-shaped movable plate at the top end of the box body and arranging a fixed block and a solar cell panel on the L-shaped movable plate, external dust or rainwater is prevented from entering the box body, a storage battery is supplied with powe