About this item 【Hand Warmers with Led Digital Display】 Rechargeable hand warmer by a high-quality chipset for heat control and feature a LED digital display, allowing you to monitor the remaining battery and charging progress in real-time. With a glance, you can know the 4 heating levels of your electric hand warmer, ensuring safe use while enjoying a quick and convenient operational experience 【7000 mAh Battery for Long-Lasting】Electric hand warmers rechargeable included Usb-C cable can charge 2 hand wamrmers simultaneously. Full charge only takes 3.5 hours, and provides you with up to 6-20 hours of warmth. This means outdoor enthusiasts can embark on long hikes,camping trips or fishing expeditions with confidence.Say goodbye to the hassle of frequent charging and stay warm all day long 【2s Instant Heating】Say goodbye to cold fingers and long waits. Our electric hand warmer is equipped with an advanced chip control system that heats up in just 2 seconds. Hand warmers rechargeable with 4 heating-levels settings up to 132°F. Ensuring a stable, adjustable, and precise comfortable heating experience. It quickly dispels the cold so you can experience the therapeutic benefits of heat therapy 【Rechargeable Hand Warmers 2 Pack】Magnetic hand warmers feature a 2-in-1 design that allows you to enjoy the cold alone and share the warmth with your companions. The portable hand warmers are compact and lightweight, weighing only 2.9 ounces and measuring 3.8*2*0.7 inches, so they can easily fit in your pocket or backpack. The electric hand warmer are a great winter companion to keep you warm on a daily basis and a travel essential 【Penguin Gifts Hand Warmers】The design concept our handwarmers comes from a cute penguin that brings warmth to you. Rechargeable hand warmer is suitable for keeping warm during cold winter activities. It is a good partner to keep warm for indoor and outdoor work. Whether you are playing golf, football, camping, hunting or walking your dogs, it is suitable for use. It also helps to relieve the pain of Raynaud's and arthritis. It is ideal gifting for children, family, elders and friends