Official ORORO Battery: Generic batteries are just that: generic. Take advantage of faster preheating time by using the only 7.4v battery specifically designed for all ORORO heated clothing, including heated jacket, heated hoodie and heated vest.
High Capacity with USB Port: 5200mAh capacity supports longer-lasting heating of your clothing for up to 8 hours, while the USB port allows you to charge your phone on the go. Nothing is better than keeping you warm and your phone "alive" when staying outdoors in winter.
Remarkably Compact Design: For the very first time, you shake the battery to show the lights indicating the remaining battery life.
Extension of Heating Time: Take this as an additional battery pack for you to enjoy longer-time outdoor activities under cold weather. Keep you warm all day long.
Certified Safe: ORORO battery is rechargeable up to 800 times with CE certification passed and One-Year Warranty covered. All-round protection to ensure you and your devices safe while enjoying the comfortable warmth. Just buy with confidence.