About this product Cute cat design hand warmer: ergonomic design, comfortable grip; built-in LED colorful lights, can be used as a small atmosphere light in the dark, the whole product looks very cute and interesting; especially suitable as a warm winter gift for relatives, , parents and friends. Intelligent and safe heating: The rechargeable hand warmer adopts dynamic thermal balance technology, with rapid heat transfer, rapid heating in 3 seconds, and even heating on both sides. 2 temperature levels (50℃/65℃) are available for you to choose, bringing you warmth throughout the winter. Let you feel the warmth in a short time. The hand warmer is reusable: built-in 1200mah large-capacity battery, which can be used continuously for 5-9 hours after being fully charged, long press to turn it on and off, single click to switch modes, there are 2 temperature designs, low temperature level (55°) is green light, high temperature level (65°) is multi-color light changes; Mini size: The portable hand warmer has a natural curve, the surface coating is delicately processed, the touch is soft and smooth, and you can enjoy a smooth and warm feeling. The mini size is compact and portable, easy to put in your pocket without burden, it is your good partner for keeping warm in winter. Suitable for camping, skiing, traveling or outdoor sports. Multiple protections: The electric hand warmer is made of aviation-grade aluminum and ABS high-strength alloy fireproof material, with built-in smart chip protection, overload, overcurrent, overcharge, overvoltage and short circuit protection functions, safe to use, suitable for young people, the elderly and .