New Mini Magnetic Split Hand Warmer Power Bank USB Charging Self-heating Heating Pad

Heating method: Aluminum sheet heat dissipation type Brand: Neutral Power supply method: lithium battery Type of Hand Warmer: Hand Warmer Color: Black Product Category: Hand Warmer Model: YD-61 Built in battery capacity: 2000mAh-4000mAh (inclusive) Rated power: 10 Built in battery: Built in battery Net weight of product: 116g Battery life: 3-6 hours (inclusive) Packaging volume: 118 * 118 * 28mm Rated voltage: 5