The invention belongs to the technical field of lamps, and particularly relates to a stretchable LED (light-emitting diode) lamp which comprises a box, a control mechanism, a fixing mechanism, a lifting mechanism, an anti-slip mechanism, an angle adjusting mechanism, a connecting rod and a light-emitting mechanism. The control mechanism is arranged on one side of the box, the fixing mechanism is arranged on the box and rotatably connected with the box, the lifting mechanism comprises a first sliding rod, a first sliding sleeve and a sliding groove, the anti-slip mechanism is mounted on one side, deviating from the first sliding sleeve, of the sliding groove, the angle adjusting mechanism comprises a connecting sleeve, a fixing block, a first projection, a second sliding rod and a second projection, the connecting rod is rotatably connected with the connecting sleeve through the fixing block and the second sliding rod, and the light-emitting mechanism is fixed to one end, deviating fromthe first sliding rod, of the connecting rod. The stretchable LED lamp is conveniently vertically adjusted, and the angle of the lamp is conveniently adjusted.