product properties:
Main chips: US Preh, Cree CREE, Toyoda Gosei, Osram NICHIA, CREE, Preh, Xuming, Epistar, New Century
Chip specifications: chip sizes such as 10*30mil, 14*28mil, 38*38mil, 40*40mil, 45*45mil, etc.;
Material selection: high temperature resistant Japanese glue, 99.99% pure gold wire welding;
Power factor: general power numbers are: 0.25w, 0.5w, 1w, 3w, 5w, 8w, 10w, etc. The main brightness unit is lm (lumens)
Package form: in-line, SMD, imitation lumen medium and high power
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