9V Rechargeable Lithium Batteries, 9 Volt Lithium ion 850mAh Li-ion Batteries, 500 Cycles Charge 6F22 Batteries for Smoke Alarms, Metal Detectors, Microphones (4-Packs)
 
Product Features
  

         
9V Lithium Battery Rechargeable 3000mWh long-lasting lithium batteries without memory effect, provide steady voltage until the whole cell is depleted.
         
High PerformanceLDSMNLI Li-ion batteries with 3000mWh capacity, up to 500 times deep charging & discharging cycles. Apart from this, the 9V lithium battery features overshoot, over-discharge, overcurrent, overvoltage, and short circuit protection. It can ensure your safety during use.
         
Quick charge in 2.5 Hours LDSMNLI 9V li-ion batteries can be fully charged in 2.5 to 3 hours, saving time, and being more efficient.
         
USB-C Charging Design Convenient to charge anywhere directly with the provided 4 in 1 USB-C cable, no need extra battery charger. The built-in LED lights allow you to check the charging status.
         
Universal Compatibility LDSMNLI 9V lithium battery is widely used in household devices, supports stable power and longer working time for highly frequently used devices, such as smoke/fire alarms, wireless microphones, toys, GPS, home security devices, medical devices, etc.