Touch table lamp, 4 Tones Iron and plastic (PS) structure Modern and elegant design Equipped with a rechargeable battery Suitable for use in indoor and outdoor environments Press and hold the switch with your finger to adjust the light intensity. Tap the switch to turn on/off and change the color tone of the LED lamp. USB cable included USB cable length: 150 cm Touch sensor 3 light temperatures: Cool light; warm light; natural light Charging duration: 6 continuous hours at maximum brightness mode Brightness adjustment with touch LED indicator to show charging status Charging time: 4 hours Battery: 4000 mAh Brightness: 240 lm Voltage: 3.7 V Maximum power consumption: 3 W Input voltage: DC IN 5 V 1 A Dimensions: Ø 12 x h 38.5 cm Color: indigo