Applicable voltage: AC 220-240V, 50/60Hz, rated load: 1W~150W, high quality, with overload protection, overcurrent protection and overheating protection. < p>Note: Before purchasing, please make sure your bulb is dimmable, this dimmer switch is only suitable for dimmable bulbs, halogen lamps and incandescent lamps, otherwise the bulb cannot be switched on / off, which may make the bulb non-dimmable. . Not dark or bright. There is no ground terminal, please do not purchase if there is a ground wire. Superior dimming: Dimming is quiet and flicker-free, providing a uniform dimming range of 0% to 100%. Due to the variety of bulb brands and dimmer circuits, there may be compatibility issues between dimmers and bulbs. If you have any questions, please contact us. Suitable for dimmable bulbs below 150W: white thyristor in-line rotary dimmer, AC 220-240V input voltage, maximum load of the 150W lamp, please pay attention to the power level of the lamp when switching. Application: suitable for LED floor lamps, LED table lamps, LED incandescent lamps, lamp transformers low voltage halogen and incandescent lamps. Not suitable for use with fluorescent bulbs and tubes, flat panel display accessories, wirewound or toroidal transformers or electric motors. Specifications: Dimensions: L80xW35.5xH23mm Input voltage: 220-240 V AC, 50/60 Hz Variable life: 10,000 (minutes) Dimming method: VR rotation< /p> Withstand voltage 4KVac Fireproof PC housing Features: no phase on the rear edge of overheating protection, integrated rotary switch button and switch button dimming control, equipped with terminal blocks, no neutral wire required. Easy to use. If the wiring wire is relatively thick, the N wire terminal does not need to be wired and is directly connected to the lamp. You just need to connect the L wires at both ends. Note: If the product has the following dimming problems: "Cannot dim the brightness", "Flickering". Please confirm if your LED light is marked "dimmable". Suitable for dimmable bulbs, halogen lamps and incandescent lamps. Better dimming capability: Dimming is quiet and flicker-free, providing a uniform dimming range from 0% to 100% the trailing edge dimmer is ideal for dimmable LED lamps and dimmable halogen lamps. Mass use: suitable for dimmable LED floor lamps, dimmable LED table lamps, dimmable LED incandescent lamps, dimmable halogen bulbs, dimmable incandescent lamps, etc. Please check whether the input and output are short-circuited when wiring, otherwise the fuse will blow and the drive will be damaged.