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. How long does it take if full charged？ Can be full charged 5 hours on 5V 1A current (such as adapter of IPHONE)& 2.5 hours on 5V 2A current. It takes a long time to recharge because of 3000mAH large capacity, for example: 1200mAH can be recharged in 2 hours on 5V 1A current. Can it charge and be used at the same time? Yes, it works just as well that way too Can I put this clip lamp on a tabletop as a table lamp? Why is it unstable and falls over easy sometimes? Yes, you can. But If you lower the Flexible Gooseneck down too far, the lamp's center of gravity will be shifted, this may cause the lamp to fall over. You can clip on book (or others) to increase the weight of the base Are our products high quality? We believe that providing the most cost-effective products at the most appropriate prce will be to everyone's benefit Multi-choice for charging Flux:1000LUX ; Wattage: Max 8W Tap the Power Button to cycle the 3 Color Temperatures (3000-6500K)..Press and hold the button to adjust the brightness from 10%-100%Every color has a great range of brightness, meet your demand easily Eye protection & CRI＞90 Luminous .Designed to emit a soft, stable, non-flickering wash of light that’s friendly on your eyes, helping you avoid eye fatigue caused by flickering light and harsh glare. Adjustable Angle Effortlessly adjust the lamp as you wish Smart Memory Function It can remember the brightness and lighting mode which you last set, you do not need to readjust it when you turn it on next time. The EVA foam cushion provide you with scratch-free clamping force.Stronger wide clamp up to 2.3''(max) can be easily clipped on a table or headboard Toggle the switch to prevent accidental activation. A light for all occasion----- Weight:140g Easy to fold & carry Ultra-flexible goose neck can be bent and twisted to your desired angle. which makes it very convenient to carry around. You can take it around in your home or keep it in bag while traveling/camping. A great accompany for reading, working, painting, crafting, sewing, or displaying an exhibition.