1. Food-grade safe material and measuring cup with graduated design - The electric juicer is made of environmentally friendly food-grade PCTG and food-grade 304 stainless steel materials, does not contain BPA, and has a graduated design. When exercising or feeding your baby, you can clearly take the milliliters or ounces of food you need. 2. Ultra-Smart Safety Protection System – The portable blender has built-in safety features and the magnetic sensor switch is extremely safe to use and clean. When the cup body is separated from the bottom of the juicer, it will stop working, preventing injuries and making it safer to use. In addition, the cup body needs to be fastened to the base. After the up and down arrows are aligned, the indicator light flashes and works normally. 3． USB rechargeable, long battery life - The USB juicer cup is equipped with a 4000mA rechargeable high-quality battery that can be charged through various methods such as a charging pack, AC adapter and computer; it can squeeze out 20 cups of juice when fully charged. The battery indicator light helps you observe the remaining power in real time and reminds you to charge in time. 4. Easy to Clean and Powerful Blending - No need to clean the portable smoothie blender. Simply brush the corners with a cup, add water and a drop of detergent, and run the blender until clean. Its blades have an astonishing rotation speed of 24,000 rpm and a voltage rating of 7.4. Mix up your favorite smoothie, shake or baby food in just 30 seconds. 5. PORTABLE AND VERSATILE - The portable blender cup is perfect for making nutritious single smoothies, juice blends, mixed fruits and vegetables, coffee, powdered milk, protein shakes and baby food. You can enjoy fresh and delicious drinks anytime and anywhere. Perfect for any kitchen, office or travel.