The present disclosure provides a new string lamp, including a power line provided with string lamp bodies that are arranged in sequence. Each string lamp body includes a lamp cap part and a lamp bulb part. The power line penetrates through an inside of the lamp cap part and is electrically connected to the lamp bulb part. The inside of the lamp cap part is provided with a plurality of metal terminals. Each metal terminal has an upper end provided with a pointed penetrating part. The pointed penetrating part of each metal terminal penetrates through a plastic sheath of the power line and is electrically conductive to a line core of the power line. The lamp bulb part is divided into a plug-in type lamp bulb or a screw type lamp bulb.

An LED lamp includes a lamp body; an LED lamp panel; a driving power supply mounted in the lamp body and electrically connected to the LED lamp panel; a fixing base mounted on the lamp body; a reflective cover provided on the fixing base and configured to receive the LED lamp panel; a rotating assembly mounted on the fixing base; an adjusting member fixedly connected to the rotating assembly; and a lens panel covering the LED lamp panel, the lens panel being provided with a connecting portion that is movably connected to the adjusting member. The rotating assembly is configured to drive the adjusting member to rotate, and the adjusting member is configured to drive the lens panel to move upward and downward through the connecting portion.