2 Pack Rechargeable Hand Warmers USB Power Bank Electric Pocket Heater Warmer Overview: Our Hand warmer combines hand warmer and power bank, used as a comfortable handwarmer in cold winter and a portable phone charger for emergency use. Featured with 3 adjustable temperature levels, double-side heating, 5000mAh rechargeable battery, intelligent protection system, keep you warm and refill your phone battery. Great warm gift for kids, adults, the elders. Ultra-compact and portable, easy to carry on the go. Features: MULTIPLE PURPOSES & CONSIDERATE:Perfectly combines hand warmer and power bank,which can be used as a comfortable handwarmer in cold winter and a portable phone charger for emergency use. A optimal caregiver for you and your mobile devices in cold winter. Great warm gift for kids,adults,the elders. Ultra-compact and portable,easy to carry on the go. DOUBLE-SIDE HEATED & 3 LEVELS TEMPERATURE ADJUSTABLE:The palm-sized hand warmer heat up within seconds. And,it offers 3 adjustable temperature levels(Level 1:40℃,Level 2:50℃,Level 3:60℃),easily slightly press the POWER BUTTON to select the temperature level as you want. Anti-scald and radiation-free. 2400mAh RECHARGEABLE:As a portable charger,its 5000mAh capacity can give a full charge to mainstream digital devices on market,such a iPhone 11 /11 Pro Max XR XS 8 7 6 6S Samsung S10 9 8 and other mobile devices charged via USB cable. SAFE & USER-FRIENDLY:Safety is top-of-mind,this pocket hand warmer have built-in intelligent protection system is provided with safeguard of power on,short circuit and over loading,etc.. Ensure the security of products. STYLISH APPEARANCE & DURABLE:The portable heater Made of high-tech aircraft-grade aluminum and ABS materials,thousands of polished exterior material,smooth and warm,portable and compact as well anti-skid in one hand. Shockproof and anti-scratch. Specifications: Product Name: Portable Hand Warmer (Double Side Heating) Materials: Aircraft-grade Aluminum Alloy + ABS Battery Capacity: 2400mAh Input Voltage: 5V/IA Output Voltage: 5V/I.5A Charging Time: about 5 hours Working Time: About 3 hours (The lasting time depends on external temperature and heat settings) Product Size: 10.2x5.9x2.3cm /4 x 2.32 x 0.9inches Product Weight: 133g/0.30lbs Package Size:  19x12x6cm/7.48x4.72x2.36in Package Weight:  167g/0.37lbs Package Contents: 2 x Hand Warmer Power Bank 2x USB Charge Cable 2 x User Manual