About this item

• Ultra-High Capacity: Weighs as little as a piece of the fountain pen(0.71 oz) yet could power last smart lock use times 50% more, Oximeter use times last 37% more. Whether it’s a gamepad, wireless keyboard, mouse, or other devices powered by AA batteries – choose rechargeable AA batteries, Recharge Anytime, and Use Smoothly.
• Fast Charge Design: Tired of boring waiting while charging? A newly upgraded charger design has come. It supports 4-channels fast charging at the same time. Significantly reduces charging time by at least 44% – Reduce waste and save money when used with CZVV Q022 Pro portable battery charger. *Unauthorized use of other brand chargers may cause accidents.
• Cycle 1300s of Times: Small Body, Big Power. Equipped with CZVV 1.5 volt constant voltage innovation technology, through the proper ratio of positive and negative materials, CZVV rechargeable AA batteries increase the cycle times by 30% compare    d to traditional rechargeable batteries. Spend Once, Hassle-Free Use.
• Wide Range of Applications: Compatible with any AA battery-powered device, AAA batteries are also available. Thanks to the process characteristics of lithium-ion batteries – compared with the 30% self-discharge rate of Ni-MH batteries, the 23% rate of Ni-Cr batteries, the unique 1% rate of CZVV rechargeable AA batteries ensure the service life – which means the batteries still maintain 80% capacity after 36 months of non-use.
• What You Get: CZVV Ultra Pro 3500mWh 1.5V AA Batteries(4 Count Pack), CZVV Q022 Pro Individual Portable Charger, Type-C Lightning Cable, User Guide, Batteries Storage Case, our worry-free 12-month warranty, and friendly customer service