Stay Online, Stay Smart Unlike conventional wall switches that are unable to smart control your lights after they are turned off, Yeelight Smart Dimmer, which can be quickly connected to some Yeelight smart devices, makes your lights always online whether they are switched off or not, allowing you to control the devices freely anytime and anywhere. Bluetooth Remote Control No Disconnection from Power Assisted by Bluetooth control, Yeelight Smart Dimmer makes the smart devices stay online without being disconnected from the power, which enables real-time voice & APP control and gives you more options for a better lighting experience. No Wiring Required "Remote Control" On the Wall The hook & loop fastener on the back frees you from the hassle of wiring, while enabling you to install the switch anywhere to control the light easily in the bed, sofa or any places you want. Battery Life Up to Two Years A low-power design with built-in button battery supports a battery life of up to two years based on a use frequency of 50 times per day (40 presses and 10 rotations). Integrated Features to Light Your Every Moment at Home The all-in-one switch brings adjustment of brightness, color temperature, and color within your reach, delivering a great fun to everyone including elderly and children. Elegant White Color Perfectly Integrates Into Your Home Classic white design can easily match different decoration styles, with simple and sleek lines revealing your fashion taste. 50,000 Press Tests to Ensure a Durability Trialed and tested by 50,000 presses, it provides an excellent durability to keep you company longer. Commitment to Quality in Every Detail A sophisticated structure of quality materials creates a superior user experience. Pairing button 3-second pressing for fast pairing with Yeelight lights LED indicator (Orange) Flashing indicator during pairing and controlling process Rotary button Larger contact area allows you to adjust light easily by pressing any part of the button. More information: Power | Power source | Battery | Operational conditions | Operating temperature (T-T) | -10 - 40 °C |  | Operating relative humidity (H-H) | 0 - 85 % | Weight & dimensions | Width | 86 mm | | Depth | 86 mm | | Height | 25 mm | Performance | Type | Smart dimmer | Design | Case design | Mountable | | Control type | Buttons, Rotary | | Product colour | White | | Remotely operated | Yes | | LED indicators | Yes | | Suitable for indoor use | Yes | | Mounting type | Wall | | Mobile app support | Yes |
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