Durable & Food Grade Materials Food grade durable PC materials, Non-toxic, BPA-free, FDA approved. USB Charging Ways Variously: It can be charged by mobile phone ,other digital devices and power bank. Powerful Functions:This product can make smoothies, juice ,and baby supplementary food, it is a water bottle also, so you can fill with hot water. Build In Rechargeable Battery, :13Oz bottle and 4000mAh battery, blend up to 20 times on a full charge. Portable, Mini, Convenient