A linear tube night light with changeable light patterns includes a light source selected from the group consisting of at leas one LED, strobe light, neon light, gradation light, black light, LED inside tube, high voltage discharge light, arc light, fluorescent light, EL wire, EL twisted light, EL panel light, and/or EL strips, with changeable light patterns being effected by automatic or manual control means to obtain light patterns such as chasing, random, fade in and fade out, pair flashing, scan, flashing, steady on, gradation neon effects, lighted length changing, color changing, sequential flashing, and any other combinations of conventional market available functions. The linear tube night light with changeable patterns further may incorporate a light sensor, sound sensor, or timer to get the predetermined light effects and duration.