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printed circuit board product description Layer2 layersMaterialFR-4(CEM-3,Hight TG,FR4Halogen Free,FR-1,FR-2available)LCD board size 66mm*24mm*1.0mm(Size can be changed by your request)Voltage 85VAC-240VAC 50/60HZ ultra wide voltage designVibration functionvibration mode can be designed by your request.Anion functionanion starting mode can be designed by your requestLED display show the working conditionSurface finish/treatment HALS/HALS lead-free Chemical tin/gold,Immersion gold /Silver,OSP,Gold Plating Solder mask color green/black/red/bule/yellow avaiableInner packing vacuum packing ,plastic bag ,opp bagOuter packing standard carton packingApplicancehair straightenerProviding OEM service to all sorts of printed circuit board assembly Function: 1), Controll temperate by MC,adjustable temperate,poleless attemperation and temperature range decided by client requirement . 2), NTC temperature test or MCH temperature test by itself. Our company boasts first-class technology and research talents, able to complete electronic hardware and software design. We also own a strong capacity to complete processes from new product design, structure design, mold development, PCB circuit design and processing, welding and component procurement, to final product assembly and testing. According to any custmer's demands, we will be able to complete product design and production process. We sincerely hope to cooperate with partners around the world, and establish long-term, friendly and harmonious business relationship with you. ze