Key benefits Fast warmth on demand: 3S quick heating to reach comfort quickly. comfort: 3level temperature adjustment from 40°C to 60°C to suit different conditions. Flexible, modular design: magnetic twounit construction that can be attached for a single larger warmer or used independently as two handheld units. Allday warmth: dual 5000mAh rechargeable batteries provide 5–10 hours of continuous heat. Compact and portable: compact footprint designed for easy carrying in pockets, gloves, or small bags; ideal for outdoor use. What it does Magnetic detachable design: Two units attach securely via magnetic connectors or operate separately as needed, offering versatile warmth options. Adjustable heat output: Choose from three temperature levels within a 40–60°C range for comfort. Rapid heating: Reaches target temperature within approximately 3 seconds of activation. Longlasting power: Each unit contains a 5000mAh rechargeable battery, delivering extended heat for outdoor activities. Use scenarios Outdoor adventures: Camping or skiing trips where reliable warmth is essential during cold mornings or in windy conditions. Daily activities in cold weather: Commuting, tending to outdoor tasks, or participating in activities outdoors where rapid, sustained warmth improves comfort. Travel and emergencies: Compact setup fits into bags for travel warmth or emergency coldweather preparedness. Specifications and design notes Temperature range: 40°C to 60°C with 3 adjustable levels. Heating speed: Approximately 3 seconds to begin generating heat. Battery capacity: Two rechargeable units, each 5000mAh. Runtime: Approximately 5–10 hours of continuous warmth, depending on temperature setting and conditions. Configuration: Two detachable units that can be magnetically attached to form a single warmer or used independently. ,,,,.