Rechargeable AA Lithium Batteries with Charger, 4 Pack Double A Batteries for Blink Camera, 3800mWh 1.5V Output High Capacity, 4 Slot aa Li-Ion Battery Charger, 1600+ Cycle Life 2H Fast Charging

Customers find the batteries work well and offer good value, helping them save money. The charging speed and battery life receive mixed feedback - while some say they charge fast and last long, others report issues with charging speed and longevity.