Barnes & Noble Nook GlowLight Plus eReader - Waterproof & Dustproof (BNRV510) (Certified Refurbished) Higher resolution, 300-dpi display, Glare-free screen Fingerprint- and scratch-resistant Waterproof and dustproof - Made of durable aluminum Battery lasts up to 6 weeks on a single charge Screen and Resolution: A 6" high-resolution, 300-dpi screen with built-in glare-, scratch-, and fingerprint-resistant lens provides a paper-like reading experience.