This is a brand new replacement battery for Panasonic's EY9021B battery (see compatible model list below). This Panasonic 2.4V Battery Replacement is an Extended Life battery packed with 54% more power than the original.
It generally takes just a few minutes to successfully replace this battery!
Questions About The Panasonic 2.4V Battery Replacement
How long will my battery last? There are two factors that govern how long a Panasonic 2.4V Battery Replacement will last: runtime and charge-discharge cycles. Runtime is a measure of how much time can elapse before... More
Should I charge my battery each time I use it? When you first get your Panasonic 2.4V Battery Replacement you should charge it 2-12 hours depending on your chemistry. After that it is good to charge it as needed, or once per month at a minimum. Your Panasonic 2.4V Battery Replacement was designed to... More
What will cause my battery to lose power? A Panasonic 2.4V Battery Replacement over time degrades and eventually stops working. In fact the Panasonic 2.4V Battery Replacement from its very first charge begins a very slow process that causes it to cease from functioning. Collectively the process is called... More
Does the battery come with installation instructions? We offer replacement instructions for a wide variety of batteries that require more complex installs than snap or slide-on batteries. To see if installation instructions are necessary or provided for the Panasonic 2.4V Battery Replacement, please... More
Does the battery come with a tool kit to help me install it? If an installation tool kit is included with the Panasonic 2.4V Battery Replacement, you will see that listed in the description of the battery towards the top of this page. And the best thing to do is to look for the image of a tool kit to the left of the product photo. If you see... More
What is the rate of Self-Discharge of the battery All rechargeable batteries will self discharge over a period of time naturally whether the battery is used or not. This means that the Panasonic 2.4V Battery Replacement capacity will go from 100% down to 0% over a time period regardless if... More
My new battery isn't charging; is it defective? New batteries come in a slightly discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new Panasonic 2.4V Battery Replacement two to... More
Does my battery self discharge when not in use? All rechargeable batteries will self discharge over a period of time naturally whether the battery is used or not. This means that the Panasonic 2.4V Battery Replacement capacity will go from 100% down to 0% over a time period regardless if... More
I just received my new battery, why isn't it working? Your rechargeable Panasonic 2.4V Battery Replacement will arrive to you in a slightly discharged condition. Therefore, it must be charged in order for it to work. We recommend that... More
Will my device's performance differ if I use your aftermarket battery? Replacement batteries or "after market" batteries will often last longer and provide more runtime than the original equipment manufacturer (OEM) batteries that came with your device. We design the Panasonic 2.4V Battery Replacement so that... More
Will the battery fit my device? We conform our battery designs to meet the specifications of your device. The physical footprint of the Panasonic 2.4V Battery Replacement was... More
I do not see my model listed in your Compatible Model List? Will your battery fit? We do our best to list as many models that our batteries fit, but inevitably we sometimes miss a model or two. The best thing to do to insure that our Panasonic 2.4V Battery Replacement will fit in this case is to ask us.
All brand names and trademarks are the property of their respective owners. The listed brand names and model designations are intended only to show the compatibility of these products with various machines. Neither BatteryShip Inc nor BatteryShip.com are affiliated with the original manufacturers of any of these batteries or chargers.