Safety Design& HealthMade of 304 stainless steel blades and food-grade Eco-friendly PCTG materials. Durability and Clarity , Silicone Charging Port Protection. Safety Design & Easy UseThe Power Button double-click for Start Avoid Touching the Switch Accidently. Single-click for Stop. which can work normally only when the jar and the base are attached compactly. When they are not tightened or separated, the machine will not operate. Powerful BlenderThe Built-in 4000mAh USB Rechargeable Battery and 6 Leaves Blades, with a higher level of rotation frequency about 24,000 times per minute, it only takes 40 seconds to bring you a cup of fresh smoothie, protein shakes, fresh juices. It can be charged by power bank, laptop, car charger or USB charger. Portable & Large CapacityThe capacity is 18oz (530ml)a perfect personal size to make shakes and smoothies, the juicer is big enough that will not leak the fluids. The blender design with an anti-slip lanyard that you can take anywhere and anytime. Easy To Clean Add 80% water, double click to clean automatically, It comes with a cleaning brush for you to clean the inside corners of the juicer cup. Remember not to immerse the personal blender in the water.