1、Touch switch: Click the first button for white light, click the second button for warm light, click the third button for natural light, and click the fourth button for off. Double‑click to turn on the purple light of the pen holder, and then double‑click to turn off the purple light. 2、Provides high‑quality LED energy‑saving lamp beads, no flicker, no dark area, protect your eyes from fatigue and long lifespan. 3、Flexible hose of this portable LED desk lamp can be bend at any angle, allows you to adjust your table lamp with ease and to direct the light wherever you want. 4、Regardless of age, children or grandparents, the touch‑sensitive light can be easily controlled by people of all ages. It is the perfect and comfortable lighting when you are reading or bright work lights. 5、It is small and lightweight, foldable and portable, which means you can easy to carry it wherever you go. Suitable for bar, restaurant, living room, study, office, camping, etc. 1 x Desk Lamp1 x Instruction Manual1 x Data Cable Condition: 100% Brand NewItem Type: LED Desk LampMaterial: ABSColor: As shown in the pictureLongest Height: Approx.40cm / 15.7inLight Diameter: Approx. 7.5cm / 3.0inBase Size: Approx. 14.5x 8.5cm/ 5.7x 3.4inPen Holder Size: Approx. 8x 10.5 cm / 3.2x 4.1in(D x H)Cable Length: Approx.1m/ 3.3ftWeight: Approx.344g/ 12.1ozApplication: Indoor LightingAdjustable Light Color: Warm white/white light/natural light/purple lightBattery Type: Rechargeable lithium battery(Included)Battery Model: 18650Battery Capacity: 1200mAhColor Temperature:Warm Light: 2800-3200Kwhite Light: 6500-7000KNatural Light: 4500-5000KPurple Light: 395-400KCharging Time: 2-3HFull Power Usage Time: 8HService Life: ≥50000HNote:  1. Turn the base switch to the ON direction before using the Lamp, and touch the switch when using the lamp. 2. touch switch: click the first white light, click the second warm light, click the third natural light, click the fourth to close, double-click to turn on the pen Holder purple light, and then double-click to turn off the purple light. 3. The red indicator light flashes when charging, and the red light is always on when it is full. 4. In the process of being fully charged, the light life is 8 hours (the light is the brightest) 5. When the USB output is working, the blue light is always on as normal (the blue light will automatically turn off about 40 seconds after the output is disconnected) 6. During use, when the light is dim, it means that the battery is in a fully discharged state. To protect the battery, you should stop using it and charge it in time, otherwise the battery will easily fail. 7. Please charge the product for more than three hours before using it. 8. The desk Lamp should be used frequently. If it is left for a long time, you need to turn the base switch to the OFF direction. Charge it every two months and charge it for at least 3 hours each time, otherwise it will reduce the battery life. 9. Do not place the product on a flat surface with an inclination greater than 6 degrees to prevent it from tipping. 10. The light source of this Lamp cannot be replaced. When the light source reaches the end of its life, the entire Lamp should be replaced.