Ice Bath Water Thermometer and Timer,LED Large Backlit Cold Plunge Thermometer,IPX68 Waterproof Floating,USB & Solar Charging,for Hot Tub & Ice Bath Tubs,Included USB Cable Included

USB Fast Charging：This innovative ice bath thermometer uses both USB and solar charging methods, with a built-in large-capacity battery for long-lasting standby. Say goodbye to the hassle of replacing batteries....