LED book light

Amazon Kindle Reading Folding LED Book Light
1, High quality white LED as light source; flexible neck to adjust viewing area.
2, Case Material: TPR.
3, Unit size: 20.6*4*1.2CM.
4,  Printing area: around 30*20mm.
5, Power suppliy: 2032*2pcs, continous working time up to 10hours.