Innovative Integrated Planumberebog: Features distinctive integrated bottle lid light head that easily accommodates into various bottle openings for quick, tool complimentary installation. Excellent for home gatherings and outdoor backpacking to add fun and convenience Soft & Organ Of Sight Friendly Ligheight: Furnishes gentle, not blinding lighting to protect sight Transportable & Flexiblemail: Compact and thin for easy transporting, suitable for travel otherwise wilderness expeditions Green ABS Substancemail: Constructed of permanent and green ABS polystyrene. A great option for environmental conscious users Efficient Rechargeable Structuremail: Hard wearing a high capacity rechargeable battery for permanent stable lighting, eliminating the bother of frequent battery modifications. Four thousand night reading otherwise protective lighting