Technical Advantage: 220-240Vac 3-100W inline trailing edge phase-cut dimmer. Dimming process is silent with no buzzing sound. Lowest brightness can be preset. Dimming range is 0-100%. Features overload protection, overcurrent protection, and overtemperature protection. Eye Protection: Dim lights from 0% to 100% to allow eyes to gradually adapt to changes in light levels. Helps reduce eye strain and protects against overly bright lighting. Energy Savings: Compatible with up to 50 dimmable LED bulbs or 100 incandescent/halogen bulbs. Dimming range of 0-100% helps reduce energy consumption and extends bulb lifespan. Note: Before purchasing, confirm that your LED bulb is labeled as "dimmable." Non-dimmable LEDs may only turn on/off or flicker when used with this dimmer. Not suitable for inductive loads, motor speed control, or fan speed control. Color: Black Material: Plastic Package Contents: 1 x Dimmer Switch Note: Other items not included. Lighting and display differences may cause slight color variation between image and actual product. Measurement error allowed within +/- 1-3 cm.