1. Smart Dry and Wet Vacuum Sealing, One-Button Automatic Operation for Multiple Food Types Supports one-button automatic vacuum sealing for dry goods, wet goods, oily powders, and various other food types. A built-in intelligent humidity sensor chip automatically adjusts suction power, preventing flavor mixing between dry and wet foods. The 30cm extended sealing strip allows for sealing multiple bags at once, increasing efficiency by 50%; a removable drip tray collects liquids from wet vacuum sealing, preventing water from entering the machine and making cleaning easy. 2. Wireless, Portable, and Long-Lasting Battery Life, Use Anytime, Anywhere Built-in large-capacity lithium battery and USB-C charging free you from power outlets. A full charge provides 24 hours of continuous operation or 100+ sealing cycles. The lightweight, mini design weighs only 0.5-1kg, easily fitting into a backpack. Perfect for camping, travel, and office use, keeping snacks, tea, and baby food fresh. Suitable for both home and commercial use. 3. Four-Fold Safety Protection + Intelligent Monitoring, Safe and Easy for Seniors Equipped with four safety mechanisms: overheat protection, overvoltage protection, automatic power off, and anti-pinch protection, ensuring safe continuous use. The LED screen displays vacuum level and battery level in real time, and an automatic buzzer alerts you when vacuuming is complete. Some high-end models support an app to record food preservation dates and intelligently monitor food status, making it even easier for elderly users.