Exmate 9V Rechargeable Batteries, 800mAh Lithium Battery Low Self-Discharge Square Battery for Smoke Alarm/Detector, 4 Packs
 
Product Features
  

         
Enviromental friendly9V rechargable battery is more environmentally friendly and efficient than disposable alkaline batteries. Using 9V batteries can reduce waste emissions and protect our environment.
         
Wide ApplicationWork perfectly with smoke detector, flashlights, portable radios, walkie-talkie, alarms clocks, microphone, cameras, toy remotes, etc.
         
Multiple Safe ProtectionSupport over-charged, over-discharged, over-voltage, over-current and short circuit protection, ensures complete safety for you and your devices.
         
Low Temperature PerformanceSupport your tactical lights, walkie-talkies, battery-powered lanterns, cameras and other winter-powered devices. Exmate batteries deliver outstanding performance at extremely low temperatures, up to -4 degrees.