he Beater Beater push rotation whisk is particularly easy to use & does 10 times the work of ordinary whisks Better Beater, as seen on TV, mixes, froths, whisks, beats, whips and emulsifies faster, easier, better than ordinary whisks. Pushing the handle down rotates the whisk. By the same moderate upward and downward movements on the handle you can mix like a pro, and all without the use of batteries. Use a suitable glass or plastic bowl for mixing. Save time, energy and clean up as dishwasher safe." The Rotary Whisk has a completely manual operation, no batteries needed. Simply push the handle up and down to whisk like a Pro!! The Rotary whisk is easy to use & does 10 times the work of ordinary whisks. Brand Sastotrade SKU SA316HL07D2FSNAFAMZ-110273