Hi-Link latest power supply module, suitable for smart home switch control device, small volume, low current, input voltage range, is the best choice of smart home.; The input design USES UL 0.5 A insurance, PCB board made of double-sided copper-clad boards material is 94 - where V0 fire rating level, safety standards in accordance with UL1012 EN60950, UL60950.; Low power consumption, green environmental protection, no-load loss < 0.1 W; The full voltage input (90 ~ 264 vac); Output overload short circuit protection function