The usb chargeable lamp is not only a light lamp， but also a pen holder. The lamp is eye protection for students reading and learning by stepless dimming.Features:The sun flower pen holder desk lamp can adjust its own angle.Sunflower table lamp can adjust the brightness by stepless dimming.Built-in large capacity battery， can hold pens and other it.Using high-quality lamp beads， professional eye protection， no radiation， long service life.Flexible metal hose， 360 degrees of random twisting.Specifications:Material: ABS + PMMA + MetalColor: Green， Yellow， Pink (optional)Rated Voltage: 3.7VRated Power: 3WBattery Capacity: 1200mAIllumination: 350LN*﹤350mmColor Temperature: 11000-13000KUse Time: The Darkest: about 15h The Brigh: about 4hCharging Time: 2-3hItem Size: 410 * 110 * 100mm / 16.14 * 4.33 * 3.94inItem Weight: 250g / 8.82ouncesPackage Weight: 300g / 10.58ouncesPackage Size: 135 * 122 * 120mm / 5.31 * 4.8 * 472inPackage List:1 * Desk Lamp1 * USB Cable1 * Certificate1 * User ManualShipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .ReturnIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.