• 【Ultra-Compact Design】The stylish card-style design easily fits into gloves, pockets, and purses for ultimate portability
• 【Long-Lasting Warmth】Provides up to 9 hours of continuous heating with three adjustable heat settings
• 【Magnetic Connection】Snap on. Connect and you're ready to go. The innovative magnetic design allows two units to snap together for easy storage and transportation
• 【Waterproof And Dustproof】IP35 rating ensures reliable performance in all weather conditions
• 【Wide Range of Uses】Perfect for commuting, outdoor activities, pain relief, and as a thoughtful gift
• 【Quality Assurance】They are made of higher quality materials and feature fine product craftsmanship. Better battery options ensure longer warmth and durability
• 【Simple But Not Simple Design】With bright colors, they add a touch of fashion to your warming kit. They fit perfectly into your daily life and complement your style while providing the warmth you need

Specifications:

• Battery capacity: 2500mAh*2
• Charging time: 3.5 hours
• Usage time: 4-8 hours*2
• Input: Type C (5V 1A)
• Output: N/A
• Heat level: 3, 100°F - 108°F(35-42℃) / 109°F - 117°F(42-48℃) / 118°F - 125°F(48-52℃)
• Indicator light: Red/Blue