Specifications Model: PAAAV2RBT Battery Capacity: 400mAh Standard Charging Time: 40min Battery Power: 600mWh Charging Voltage: 5V Cycle Life: 1000+ Operating Voltage: 1.5V Charging Current: 250mA Operating Temperature: -20~60 C Description For many of us, charging with cables –just like the way we charge our phones– is the most convenient and comfortable way to keep our devices charged; and that’s exactly what Powerology offers with its Type-C Rechargeable Lithium-ion AAA Battery. This model comes with 400mAh capacity and has a power of 600mWh. You can charge it easily just with a type-c cable, and the whole charging will only take 40 minutes. You have 4 batteries in a pack which have a cycle lifetime of more than 1000 times, meaning that you can charge each of them for a thousand times after they discharged.