Dual sharpening modes: This electric knife sharpener offers both coarse and fine sharpening options to suit different blade conditions and requirements, making it convenient to maintain various cutters in the kitchen. Benefits: quickly restore dull blades with coarse sharpening and finetune for a sharp, smooth edge. USB rechargeable operation: Builtin 1200mAh battery with a USB charging port makes this sharpener cordless and portable, so you can use it in multiple locations without frequent outlet access. Benefit: convenient, desktodrawertocounter use anywhere you go. Selected material construction: Made of PP and silicon carbide materials for stable performance. Dimensions are approximately 7.1 x 2.4 x 2.4 inches, allowing easy storage in a kitchen drawer or tool bag. Benefit: durable materials and compact size for everyday readiness. Stable operation base: Features a nonslip bottom and a scissor sharpener base to prevent movement, ensuring consistent sharpening results with each use. Benefit: safe, reliable sharpening performance. Use scenarios: Everyday kitchen maintenance: Sharpen chef knives, paring knives, and other kitchen cutters between uses for cleaner cuts and better food prep accuracy. Onthego or outdoor use: Take it to the campsite, outdoor grill area, or travel setup; cordless operation and USB charging enable sharpening without a fixed outlet. Home workshop or toolbox: Use for sharpening scissors and small blades in garages or workshops, with a stable base that minimizes slips during use.