High -power shot -light device

The utility model discloses a high -power shot -light device, including PC shell, reflection lamp cup, LED lamp pearl, LED lamp plate, lamp shade, radiator, spliced pole, bearing fan and lens, the bottom of lamp shade is equipped with the air intake, the inside bottom of lamp shade is equipped with the bearing fan, the radiator is located the below of bearing fan. The utility model discloses a chip JW1221 is eliminated to the ripple that specially is LED illumination design, should back grade low ripple module can transfer to field effect transistor VS with the form of voltage ripple with the electric current ripple that flows in the LED load on, parallelly connected resistance through regulation R3 and R4 can fall to electric current ripple coefficient within 3% to the electric current invariant of LED load is flow through to the messenger, and should back level low ripple module chip peripheral circuit simple, of no use basically to bulky components and parts, an end cap the inside also can be put in the ev