LED Buld Included Rechargeable table lamp come with 20 beads,with 2900K/3100K dimmable warm white color,and the eyes will not fatigue after long term using. Lamp With USB port DC5V round metal charging port,USB port can charging everywhere.No need to plug in the power cord to use the lamp.Also can be used while in charging Button Control & Dimmable 2-Level brightness adjusted.Just tap the dimmable switch,the light brightness can be modified to low,bright and off in cycling mode. Non-silp Bottom No silp silicone at the bottom,effectively reduce the friction between the base and the desktop to stabilize the table lamp and prevent the lamp falling from a height. Read more Read more 2Pack Desk Lamp-Gold 2Pack Desk Lamp-Black Small Cordless Table Lamp-Gold Small Cordless Table Lamp-Black Large Cordless Table Light-Gold Large Cordless Table Light-Black Battery Capacity 6000mAh rechargeable battery 6000mAh rechargeable battery 3200mAh rechargeable battery 3200mAh rechargeable battery 6000mAh rechargeable battery 6000mAh rechargeable battery Height 13.5in 13.5in 10.25in 10.25in 13.5in 13.5in Dimmable 2 Level Dimmable 2 Level Dimmable 2 Level Dimmable 2 Level Dimmable 2 Level Dimmable 2 Level Dimmable Color Temperature 2900K-3100K 2900K-3100K 2900K-3100K 2900K-3100K 2900K-3100K 2900K-3100K