Highlights DOUBLE-SIDE HEATED & 3 LEVELS TEMPERATURE ADJUSTABLE 5000mAh RECHARGEABLE Specification Dimensions:4.00 in * 2.32 in * 0.90 in Weight:0.3000 lb Available Ship to:United States Details *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. **5000mAh 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: 5000mAh/5wh Input Voltage: 5V/IA Output Voltage: 5V/I.5A Charging Time: about 5 hours Available Color: Silver 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 Lists*: 1 x Hand Warmer Power Bank 1 x USB Charge Cable 1 x Portable Pouch 1 x Strap 1 x User Manual