Reviewed by Morgan Wilson, UK Review Expert (Last Update: October 2020)

#1 Choice: Overall Review Score = 98%

The number one pick right now in October 2020 is…

Editor's Pick
Kratax CE FCC 9V 850mAh Rechargeable Li-ion Battery and Charger Set for Smoke Detector Alarm, Fire...
202 Reviews
Kratax CE FCC 9V 850mAh Rechargeable Li-ion Battery and Charger Set for Smoke Detector Alarm, Fire...
    View on Amazon UK

    #2: Best Rated Runner-Up

    Also Good
    9V 800mAh Rechargeable Batteries and Charger, Keenstone 9V PP3 Lithium-ion Batteries, Low...
    214 Reviews
    9V 800mAh Rechargeable Batteries and Charger, Keenstone 9V PP3 Lithium-ion Batteries, Low...
      View on Amazon UK

      #3: Best Deal Right Now

      SaleWorth Considering
      Duracell Rechargeable 9V 170 mAh Battery, Pack of 1
      31,815 Reviews
      Duracell Rechargeable 9V 170 mAh Battery, Pack of 1
        View on Amazon UK

        Just So You’re Aware: As Amazon UK Associates, we earn a commission for any completed qualifying purchases.

        BEST 9V RECHARGEABLE BATTERY: COMPREHENSIVE 2020 BUYING GUIDE

        Full buying guide on selecting the best 9v rechargeable battery is coming soon. Please come back soon!

        More Guides