Enjoy Your Reading Time The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. YOUKOYI is committed to designing more convenient desk lamp. This study desk lamp has not only elegant appearance, but also combines lighting, pen holder, digital clock, alarm clock, 90 to 5 mins countdown function and colorful night light. More saving your desk space and makes it neat and tidy. Meet your different lighting needs Previous page Next page 1 Wide Application 2 RGB Night Light 3 Alarm Clock 4 Eye-Caring Lamp 5 Instructions Time to Studying This desk lamp is more than just a source of light - it comes equipped with a clock and countdown timer, various time effects can help you control time accurately, improve learning efficiency, and also play the role of a memo. Unique design makes it an absolute must-have for reading and studying. Time to Sleeping In addition to its practical features, stylish appearance that complements room decor. Its RGB night light function creates a beautiful and romantic atmosphere, helping you fall asleep and improve sleep quality. It also doubles as a daily wake-up alarm clock to help you start your day afresh. Suitable for home, office, study room, reading room, dorm room. Ideal gift for kids, family, friends. How to set the digital clock? 1. Long press the "clock" key of bottom to enter setting mode. 2. Press the "+" and "-" key to select. 3. Click "clock" key again to confirm the time setting. The clock has 12h/24h time modes. How to set the alarm clock? Is it possible to change the sound and song of the alarm clock? 1. Long press "alarm " key of bottom to enter setting. 2. Press "+" and "-" key to select. 3. Click "alarm " key again to confirm the time and enter next step. 4. Adjust the sound and song. （if you need to quit the alarm function, click “alarm” key） How to set the countdown timer and adjust the display brightness? 1. Countdown function: Click "timer" key to start the countdown function, click to change 05-10-15-20-25-30-45-60-90 mins in sequence. Long press to quit the timer. 2. Display brightness: Just click "clock" key to adjust the display brightness. Does this study lamp have brightness memory function? The study lamp has brightness memory function, it will memorize your current brightness, lighting mode and color of base when turning off the light. (if you cut off the power supply instead of turning off the switch, it will release all settings.) Does this desk lamp come with an adapter? The desk lamp come with an adapter, power cord, instruction manual, and button description card.