Rechargeable Heating Insoles with Built-in Battery

Rechargeable electric heating insoles with a high-capacity 2000mAh built-in battery, offering 3 adjustable temperature levels (Low: 35°C, Medium: 40°C, High: 45°C) for up to 6 hours of reliable warmth in extreme cold. Ideal for winter sports, outdoor work, and elderly foot care. Supports OEM/ODM customization, private label branding, and packaging design.

Performance