The Oster Blend Active Portable Blender keeps up with you, creating delicious blended drinks anytime, anywhere, for personal nutrition on the go. Use it at home, work, or travelling; take it to the gym, school, or park. Charge it, fill it, blend it, and drink it! The personal blender features a USB-chargeable battery so you can power it up wherever you are, and it comes with separate drinking lid, too. The battery charges in under 2.5 hours, and can create up to 10 drinks before a recharge is needed. The 10-oz. durable Tritan cup features a sleek, nonslip silicone sleeve and is BPA-free and odor resistant. The simple one-touch design of this small blender makes it fast and easy to use. Perfect for healthy blends and supplements, this ideal smoothie blender has a stainless steel blade that blends nutritional powders without clumping, and cuts through frozen berries, bananas and tropical fruits with ease.