About this item

• 【What You Get】Shrink-wrapped gift box, 7.4V battery pack 30000mAh*1, USB to Type-C cable 50cm*1, user manual*1, DC35135 to DC4017 female adapter*1, 2 years quality insurance and life-time technical support
• 【Guaranteed Safety】Equipped with a variety of safety features to protect your devices from different electrical hazards. The built-in Li-polymer batteries meet strict safety and quality standards to ensure overall protection for you and your devices.
• 【NOTICE】 It works with both 5V USB and DC 3.5/4.0mm 7.4V powered heated clothing
• 【Specially Designed for Heated Clothing】Comes with DC35135 port and an extra DC35135 to DC4017 adapter, the power bank can work for both 7.4V DC3.5mm and 4.0mm powered heated jacket/vest/coat/hoodies, there is an USB-A output port that supports 5V 2.4A fast charging for smartphone, tablet and other digital devices. Please use a wall charger to fast recharge the battery pack via the USB-C port
• 【Easy to Use】Activate the battery back in 1 second by simply pressing the switch button, fast heating in 3 seconds with 7.4V 3A max working power, heating faster and stronger by using the DC port
• 【Compact Size, Massive Power】 Ultra-compact, ultra-portable, it sizes only 60% of the other brand same capacity battery bank, 30000mAh super large capacity battery pack works as long as 16H, working 3 times longer as the battery pack that comes with your heated vests. Notice: The battery pack size may be larger than the one came with your heated jacket due to its larger battery capacity, please check the size before purchasing