Angle-adjustable four-side LED lamp

The utility model discloses a four-side LED lamp with an adjustable angle. The LED lamp comprises a lamp holder, an interface, a connector and a lamp panel, wherein the lamp holder is columnar; crosssection of the metal plate is a regular octagon, the interface is fixedly connected to the top end of the lamp holder; the interface is a threaded interface or a pin interface; the connector is a pinshaft seat; the connectors are uniformly distributed outside the lower end surface of the lamp holder; four connectors are provided, the tail end of the lamp panel is movably connected to the connector; an adjusting bolt is arranged at the joint of the lamp panel and the connector; wherein a circuit board is arranged in the lamp holder, the lamp panel is composed of a heat dissipation plate and alamp cap, the heat dissipation plate is a metal flat plate made of aluminum alloy, a plurality of heat dissipation holes are formed in the heat dissipation plate, the lamp cap is fixedly connected tothe center of the heat dissi