• 【Magnetic 2-in-1 Design】Two separate units can be magnetically combined or used independently, allowing two people to share warmth or one person to use both hands simultaneously.
• 【Three Temperature Settings】Adjustable heating levels at 3 temperature gears to suit indoor warming, outdoor cold protection, and abdominal warming needs.
• 【Ultra-Compact & Portable】Measuring only 83×46×36mm and weighing just 65g, easily fits into pockets, gloves, or carry bags for convenient portability.
• 【Extended Battery Life】Each unit provides 4-8 hours of continuous heating when fully charged, offering a total of 7-16 hours of warmth with both units.
• 【Smart Safety Protection】Intelligent temperature control chip with automatic overheat protection and power cutoff ensures safe operation during use.
• 【Instant Heating Technology】Graphene heating element combined with aluminum alloy heat conduction layer provides rapid and even heat distribution.

Specifications:

• Model: Q21
• Dimensions: 83×46×36 mm
• Rated Voltage: 5V
• Input Interface: Type-C
• Battery Capacity: 4000 mAh (2 x 2000mAh Polymer Batteries)
• Rated Power: 10W (5W x 2)
• 3-level Temperature Setting: 100-108℉, 109-117℉, 118-126℉
• Heating Method: Graphene Heating Element + Aluminum Alloy Heat Conduction Layer
• Material: ABS + Aluminum Alloy