Made of satin stainless steel and ABS. Detachable blending shaft with an S-shaped blade. Smart Pressure function: the harder the button is pushed, the more blade speed increases – stepless speed adjustment ensures better control over blending process. 5 gears: from 11,000 RPM (gear 1) to 16,000 RPM (gear 5). Cordless and rechargeable – with a built-in battery: 2000 mAh, 150 W, 7.4 V. Indicates 4 battery charge levels (100-75-50-25%). Operation time: up to 30 min when fully charged. Protection: after 3 sec without activity the blade is blocked.