Size: L(Man 6-9 / Women 6-10)
Brand: Ulefi
Colour: Grey
Material: Cotton
Recommended uses for product: Outdoor winter activities, cold environments, staying warm at home
Battery description: Lithium-Ion
Battery capacity: 5000 Milliamp Hours
Included components: Heated Shoe
Lower temperature rating: 4E+1 Degrees Celsius
Reusability: Rechargeable
PORTABLE CHARGER & BOOTS DESIGN FOR WALKING FREEDOM: The Ulefi Electric Foot Warmer is designed in a bootie style, offering both power bank-powered and USB heating options to keep you warm anytime, anywhere—no waiting necessary. The exterior is smooth to the touch, the lining is made of thick sherpa fleece and non-slip points on the bottom of the slippers, very comfortable and warm even without the heating element. Bold innovation design allows you to move freely while enjoying the warmth.
3 ADJUSTABLE HEAT LEVELS & 30s FAST HEATING: The temperature covers 3 levels: High/Medium/Low Level(Red/Blue/Green Light), from 104℉ to 149℉(40~65℃), you can easily choose the ideal setting based on your environment, temperature, and personal preference. This thoughtful design ensures consistent warmth without overheating or leaving you cold, providing steady care for your feet. The heated booties are designed to fit shoe sizes 6~13, making them a versatile option for both men and women.
LONG-LASTING BATTERY LIFE & USB HEATING OPTION: Enjoy extended warmth without the worry of short heating times. Equipped with 2 x 5000 mAh high-performance lithium-ion batteries, the booties offer up to 8 hours of continuous heating. Additionally, they come with a USB cable allowing direct heating via USB C. Even while charging the power bank, your feet can stay warm. Plus, all of them are UL certified, allowing you to use them more safely and securely.
DURABLE & ENERGY SAVING & SAFE: Ulefi improved PTC heating foot warmer has a better heating effect and durability. Equipped with a safety controller that protects against overheating and short circuits, it automatically shuts off after 8 hours, preventing burns and fire hazards, even if left on accidentally. Compared with the noise, dryness, and amazing cost of heaters and air conditioners, the Ulefi foot warmer is noiseless, power-saving, and environmentally friendly.
BEST CHOICE FOR GIFTS IN WINTER: Say goodbye to the cold feet. Whether you are sitting on the sofa for reading or watching TV; sitting on the chair for long hours of playing games or studying; working several hours in the office; or accompanying families in the living room, all these scenes with Ulefi heated boots would be a perfect option to live a warmer winter. A perfect gift for yourself, families, friends, especially the elderly and cold-sensitive people, they are going to LOVE IT.