2025 Mini Digital Hand Warmer with USB Charging, Adjustable Three-Level Heat for Office & Outdoor Sports

Stay cozy and warm during cold days with this compact and efficient hand warmer. Designed to fit easily into your pocket or bag, it offers three adjustable heat levels to provide just the right amount of warmth in any setting. The USB charging feature ensures that you can power it up conveniently, whether you're at the office or exploring the outdoors. Perfect for office environments or outdoor sports, this hand warmer is a practical accessory for keeping your hands comfortable in chilly weather. Power Supply Mode: USB Rated Voltage: 5 Rated Power: 4.5 Heating Method: Aluminum heat sink Built-in Battery Capacity: 2000mAh-4000mAh (inclusive) Product Weight: 240g Battery Life: 6-8h (inclusive) Manufacture country: China Instructions included: No