Crystal lamp box

The utility model discloses a crystal lamp box, which comprises a panel, a light conducting plate which is fixedly connected with the panel together through screws, a light source which is arranged in a groove on the light conducting plate, a back plate which is fixed on the back side of the light conducting plate and a power supply unit, wherein the light source is a T2 fluorescent tube and the power supply unit is arranged on one side of a power supply line far away from the lamp box. The utility model adopts the T2 fluorescent tube as the light source, the fluorescent tube is lighted by low voltage, the brightness is strong, the power consumption is low, the mounted position of a rectifier is unrestricted, so the rectifier can be taken out from the box body of the lamp box, the thickness of the entire lamp box is reduced obviously and the utility model is ultrathin and beautiful and can be installed in any narrow space freely.