US Patent 7842965 Light emitting diode illuminating device

An illuminating device (1) includes a light source module (10) and a power source module (30). The light source module includes a base (11), a plurality of LEDs (12) and a plurality of electrode contacts (13, 14) located on the base. The LEDs is electrically connected to the electrode contacts. The power source module includes an enclosure (31) defining a light source chamber (311) therein and a plurality of electrical terminals (33, 34) received in the light source chamber. The light source module is detachably inserted into the light source chamber of the power source module, and the electrode contacts abut against the corresponding electrical terminals respectively.