Details: Designed to outperform alkaline batteries Fast charging with a USB-C port on each battery Easy to use included charging cable can charge 4 batteries at once Each Paleblue battery can prevent up to 1,000 single-use batteries from being thrown away Includes: 4 Paleblue AA Batteries 1 Charging Cable Specifications: Power: 2550 mWh Voltage: 1.5V Capacity: 1700mAh Charge Time: 90 Minutes