H series fiber optic cold light source adopts switching power supply, machine whole size is small, light weight, high performance, with a long-term regulation output characteristics, making halogen lamp work stable, life growth, taking slow start measures to protect halogen lamp and power supply themselves. H series fiber optic cold light source adopts switching power supply, machine whole size is small, light weight, high performance, with a long-term regulation output characteristics, making halogen lamp work stable, life growth, taking slow start measures to protect halogen lamp and power supply themselves. H series Na cï bɛ̈n ya cɔk tɛ̈ɛ̈r, ka cɛɛl ye cɔk tɛ̈ɛ̈r bɛ̈n ya cɔk tɛ̈ɛ̈r bɛ̈n ya cɔk tɛ̈