Stay Toasty, Stay Trendy! ❄️ Intelligent chip for worry-free warmth. Three heat settings for your perfect temp. Ideal for outdoor enthusiasts and loved ones. Use as one or split for two! Warmth in just 2-3 seconds! Up to 12 hrs Safety Chip Instant Heat The SKYAYA Rechargeable USB Hand Warmers are a versatile and portable solution for cold weather, offering rapid heating in just 2-3 seconds, customizable temperature settings, and a safety chip for peace of mind. Perfect for outdoor activities and as a thoughtful gift, these hand warmers provide up to 12 hours of warmth, making them an essential accessory for winter adventures.