This listing is for the standard variant of this product. Your parcel will also be fully insured and trackable. Need more than 1 choose the number of sets in the dropdown to receive a bulk buy discounts up to 20 offmain features- super bright with ledsbuilt-in 2pcs cob leds, 3 light brightness levels and 1 switch button to control, bright enough for reading at night.- eye protectionmost suitable light color for eye-care reading. No flicker, no shadow, no dizzy light, won't hurt kids' eyes also provides a quiet and bright atmosphere for reading.- clip on design and flexible neckconvenient to use. You can clip it on a book, desk, or headboard. Double silicone pads on the clamp protect the gripped surface against damage. Allowing you to position and focus light exactly where you want it.- easy to chargethis book reading lamp can be power supplied by 3 x aaa battery not included or you can quickly charge it by the usb charging cable.- lightweight and compactyou can fold the book light into an easy-to-carry accessory, making it's convenient to be flexible when traveling. - multiple usesperfect for a book night-time reading, shelves, cupboards, computers, laptops, desktops, pianos, music stands and etc.specification- material abs- light source 2pcs leds- power 3w- lumen 320lm- color temperature 5500 - 6000k- light brightness 100pct, 75pct, 50pct- power supply 3 x aaa battery not included, or usb cable specificationspecifications application bed room,study body color black is bulbs included yes is dimmable yes