Specification:

Material: ABS
Housing color: white
Brightness level: low 30%/medium 60%/high 100% (three brightness levels for each lighting mode)
Battery capacity: Lithium battery 170mAh
Color temperature: 3000-6000k
Lumens: 22-24
Product size: 10.5x4.6x1.3cm/4.13x1.81x0.51in
Battery life: 3-6 hours in monochrome light mode, about 1 hour in two-color light mode
Light source power: 1W

Features:

1.Short press to adjust the light brightness to 30%/60%/100%
2.Long press to adjust the light color to white light/warm light/neutral light.
3.USB charging, no need to carry charging cable.

Package included:

1* book lamp