Features:1. Built-in 2000mAh rechargeable battery， easy to carry， long lasting8-12h).2. 18 LED beads， frosted lampshade， soft light， no glare， protect eye.3. Touches sensing Switch， 3 brightness adjustment， to meet the needs of study or work.4. Comfortable rubber hose， free bending， free angle adjustment.5. Can use while charging， USB rechargeable， you can take it to outdoor.6. Multifunction: Lights， Pen holder， Mobile phone holder， multi-functional， convenient and practical.Notice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.Specification:Light source type: 18pcs LED beadsShade material: PlasticSwitching mode: Touches sensingPower supply mode: Rechargeable Rated input voltage/power: DC 5V/2.5WBattery capacity: 2000mAhSize: as picture showCharging time: about 3hHow to use: 1. Slide the black switch on the back of the lamp to the left to turn on the power， 2. Touches the sensor icon on the front with your finger to turn on the light(It is recommended to charge for about 2 hours first， the red light will be on when charging， and the green light will be on when fully charged， about 3 hours to fully charge)