Desk light LED eye-friendly electric stand study 10W reading study work USB stand light table light [Warm white/White/Daylight color/Touch sensor dimming/Bright/5-step brightness/Multi-angle adjustment] Table light stand light table light desk lamp light bright light stand book light reading light bottom 270-degree rotation free movement flexible arm Color: White Product dimensions: 40D x 12W x 4H cm Material: ABS, Aluminum Shade color: Black Power supply: Battery-powered Simple and fashionable, unique bottom rotation function] The bottom can be adjusted 270 degrees, and you can adjust it to the desired angle just by adjusting the bottom rotation. The waist is 90°. The top is 180°, and the desk light LED fits perfectly on desks, workbenches, sewing tables, nightstands, etc., without taking up desk space. Table light 3000-6000K color temperature and 5 brightness levels] Electric stand with white, warm white, yellow, yellow-white, and daylight color, and 5-speed combination lamp function. The maximum brightness for combined use is 750 lumens, and you can use 25 different combinations of dimming and color adjustment. [Eye protection LED eye-friendly/Enhanced brightness] Our unique: reading study work appropriate brightness, the table lamp has a maximum brightness of 15W, which is more than twice as bright as ordinary lights. The planar projection is comfortable, close to natural light, the color rendering index exceeds 80, soft and smooth, allowing for long-term study without fatigue in the night corner. [Energy-saving + overheat prevention stand light table light] The electric stand uses energy-saving LED lamps that do not generate heat. It can reduce electricity costs by 75% and does not overheat like conventional lighting. Our electric stand keeps your workspace cool and comfortable. Note: 1. Only a charging head of 1.5v2A or more can use this electric stand. 2. This electric stand only lights up when connected to a power supply and does not have a power storage function! [Simultaneous charging of USB port and lighting Japanese equipment] Before turning on the power, turn on the switch on the back and complete the USB output port that can charge up to 5V/1A. It lights up and is rechargeable at the same time. Note: To save resources, the adapter is not configured.