Introducing our Emergency Power Supply Multi-Function Power Bank and Car Air Pump. This versatile device serves as both a reliable power bank for charging devices and a convenient car air pump. It operates effectively in a wide range of temperatures, ensuring dependable performance in various conditions. Key features include automatic shut-off upon reaching the desired inflation pressure and real-time air pressure monitoring. Ideal for emergencies and daily use, this device provides peace of mind with its multifunctionality and robust capabilities. Made from abs material, measuring 3.35*1.77*7.87 inches, this custom emergency power supply multi-function power bank and car air pump. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Compact size, lightweight, easy to carry.