USB Hand Warmer Power Bank — Moonlight Design Why you need it Keeps your hands warm instantly and doubles as an emergency power source for your devices. Ideal for cold commutes, outdoor activities, or chilly offices where quick, reliable warmth and backup charging matter. Key benefits Fast heating: Advanced heating technology delivers warmth in about 3 seconds, so you feel heat almost immediately when you need it. 2-in-1 functionality: Acts as a handheld warmer and a USB-rechargeable power bank, combining comfort and utility in one compact device. Smart, visible controls: The built-in display shows battery level and temperature settings in real time, so you always know remaining charge and can choose the right warmth. Three heat modes: Select from three temperature settings to match changing conditions and personal comfort preferences. Attractive moonlight design: The soft-glow moon motif provides a pleasant, gentle light and a friendly, modern look that suits everyday use or makes a thoughtful gift. Features and compatibility USB rechargeable: Recharges via USB for convenient replenishment from standard chargers, power adapters, or USB ports. Emergency phone charging: Functions as a backup power bank to top up USB-powered devices when needed. Portable and easy to hold: Compact, ergonomic shape fits comfortably in your hand or pocket for on-the-go use. User-friendly interface: Visual display and simple controls let you switch modes and monitor battery and temperature without guesswork. Practical use scenarios Commuting: Warm your hands quickly during cold waits for public transit while keeping a reserve charge for your phone. Outdoor activities: Use on hikes, evening walks, or sporting events to stay comfortable; provide emergency power for a phone or small USB device if needed. Office or home: Keep at your desk for quick warmth during long calls or while working in air-conditioned or poorly heated rooms. What it solves Eliminates the discomfort of cold hands within seconds. Reduces the need to carry separate warmer and power bank devices. Gives clear, real-time feedback so you control warmth and battery use efficiently. Note: Designed as a handheld warmer and emergency USB power source. Follow included instructions for charging and operation.