| 摘要 |
The invention discloses a LED beam lamp includes a mainbody (1) and a support frame (2). The mainbody (1) includes a board (3) for mounting at least one LED and a light transmitting device (4). The mainbody (1) is configured to a lookalike round platform and has a bigger top opening, a smaller bottom opening and a round sidewall, a plurality of grooves (12) is defined in the round sidewall. A power supply unit (51, 52, 53) being made of planar transformer is accommodated into the support frame (2) and applies constant current scheme to supply current for the LED beam lamp. |
