1200mAh USB RechargeableThe reading light with built-in 1200mAh battery, which can work wirelessly after fully charged. A USB cable is included in the package 3 brightness levelsThe clamp desk lamp uses a touch switch, and the light can be turned on and adjust the brightness by touching the switch< /p> Reading and Working CompanionThe portable and rechargeable clip light can accompany you to work, study and read in bed, providing you with soft light and bright vision Sturdy clamp and non-slip silicone cushionBedside lamp can either stand on a desk, table, or hang on the edge of a bed or shelf via its clamp which has a large capacity of opening. The clip holds well and does not slip on the wood 360AdjustableThe flexible silicone neck can be adjusted 360according to the height and position of your light source< /p>Note: The data are all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.