Advantages: adequate lighting for glare-free a paper book. Power Multiple choice: USB jack on a PC or by standard AAA batteries or rechargeable batteries available everywhere at moderate prices. Several possible installation methods: simply placed on a flat surface or "bondable" on metal surface with the integrated magnet limp containing batteries. Two hanging systems provided on various books and media. Disadvantages: difficult position to avoid glare glossy book and reflecting surface of the screens of electronic books. Weight significant in addition to the book (conventional or electronic). Integrated clip to the effective but aggressive enough support for the book. Additional magnetic clamp, hold requires careful handling to avoid a stall. Conclusion: lamp nevertheless very useful for reading in a suitable place without lighting or reading without disturbing those around him, in bed, car, train or plane.
