This astronaut-themed hand warmer combines practical functionality with adorable design Featuring advanced intelligent temperature control technology with three adjustable settings - low for daily use, medium for chilly weather, and high for maximum warmth. The 5200mAh lithium battery ensures long-lasting performance, perfect for outdoor activities, commuting, or office use The innovative 2-in-1 design functions as both a hand warmer and power bank, providing emergency charging for your devices when needed. Made with food-grade silicone material that offers comfortable touch and even heat distribution, suitable for the whole family including children Available in multiple cute cartoon designs - astronaut series in yellow, pink, and white colors, corgi series in pink, yellow, and green options. Compact mini size with convenient lanyard for easy carrying on bags or wrists Safety features include overcharge protection, over-discharge protection, and short-circuit protection, all certified through rigorous quality testing. An ideal gift or personal accessory for the winter season