Capture your body heat. Charge your devices. Stay warm anywhere.
You're skiing in -10°F weather. Your phone died at 2%. You slip on the MagmaLoop wristband, and instantly feel a wave of warmth while your phone begins charging—no cables, no power bank, just your own recycled body heat amplified and returned to you.
Captures your body heat and waste thermal energy continuously throughout the day.
Phase-change material stores energy like a miniature battery, ready when you need it.
Release stored energy on-demand to charge devices or warm yourself in emergencies.
MagmaLoop Starter Kit