Electric: Electric Matcha Brush, powerful, more efficient and labor-saving than traditional manual tea whisks. Electric stirring foam is delicate and uniform, which can effectively avoid caking. Cordless Electric Matcha Brush Low-noise Three-speed Adjustment Electric Tea Whisk Device Wireless design: Wireless design, no longer have to worry about the restraint of wires. Multi-speed adjustment: Three-speed uniform adjustment, one-button , smooth gear switching, to meet various whipping needs.