Book light details：
(1)Unit size:170*32*13mm
(2)Weight:60g
(3)Color:white, black
(5)Material: ABS+Metal
book light main Specification:
(1) Mini clip lamps/lights;
(2) Power supply by 2 CR2032 Lithium batteries (included);
(3) With 1 super bright LED light, and one switch for ON/OFF;
(4) With clip for easy fix;
(5) Low heating operation while working;
(6) Gentle ray for eye-protection, power saving design;
(7) With flex neck for any direction;
(8) Suitable for e-reader, such as Kindle,Nook,Kobo;
(9) with over 20hours working time
