Multi-function electric bar lamp

摘要

A multi-function electric bar lamp includes a cylindrical housing (1), a tubular lamp cover (2) with a thread (21) able to be combined with a thread (11) at an upper end of the housing, a cylindrical cap (5) with a thread (50) able to be combined with a thread (12) at a lower end of the housing, an LED lamp unit (3) and a battery (4) contained stably in a hollow interior of the housing (1) and the cap (5). The LED lamp is turned on and off by placing the battery (4) with the positive located up or down in the cap. Further, the housing, the cap and the lamp cover may be changed in their shape to alter the use of an electric bar lamp.