SPMST AA Batteries, 4 Pack 3600mWh 1.5V Lithium Batteries Suitable for Most Electrical Devices Such as Toys, Mouse Keyboards, Game Controllers, Cameras, Microphones, flashlights, etc.

The rechargeable SPMST 1.5V AA lithium battery is the most cost-effective and eco-friendly alternative to alkaline AA batteries. It is particularly suitable for devices and applications that require an operating voltage higher than 1.2 volts. Because when nickel-metal hydride (Ni-MH) rechargeable batteries cannot be used, the 1.5V rechargeable AA lithium battery is your best choice. It is applicable to high-power-consuming devices such as game controllers, VR controllers, doorbells, cameras, smart door locks, and microphones. Made of high-end battery materials and with a special formula, it can withstand harsh outdoor temperatures (both extreme cold and intense heat). Featuring a high energy density design, it can endure extreme temperatures ranging from -40°F to 140°F (-40℃ to 60℃). It can still supply power stably in outdoor winter environments or high-temperature summer conditions, preventing unexpected device shutdowns. It boasts high safety and a long cycle life, with a recharge cycle count of over 1,500 times.