Keyboard,mouse 3.7V, 660mAh, Li-ion Battery fits Panasonic, Kx-tca285, Kx-tca385, 2.442Wh

Battery Fits Models:- Kx-tca285, Kx-tca385, Kx-udt121, Kx-udt131

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Battery Part Numbers:- N4fuyyyy0046, N4fuyyyy0047

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Cameron Sino is one of the world's most successful third-party battery manufacturers; check out our products and service reviews. All are verified and genuine. Cameron Sino is one of the world's most successful third-party battery manufacturers; check out our products and service reviews. All are verified and genuine. Due to the data not being available, this battery will often fit unlisted models. As this information becomes available, we update these fitments regularly. If you are not sure which battery you need to order, please contact us and guide your selection. Due to the data not being available, this battery will often fit unlisted models. As this information becomes available, we update these fitments regularly. If you are not sure which battery you need to order, please contact us and guide your selection. Ensure that both your battery model and device are shown in the information tables below. The warranty we offer on all of our products is one of the best in the business; we make returns easy and quickly test and replace any product found to have an issue within the 12 or 6 months warranty period. You should expect your new battery to last between 400 and 500 cycles. A cycle can be described as a full charge and discharge. Different chemistries can be charged and discharged in an additional amount of time.  All the batteries we supply by Cameron Sino are designed to be as long-lasting as the original OEM battery. Our ISO 9001 certified battery uses high-quality components, and each cells rating can be seen in the table above. Actual capacity and voltage may vary slightly from the original due to cell availability. This product is designed to replace batteries, as shown in the specifications table below. Special Remarks:- None at this timeThere are three critical pieces of data that you will need to confirm this battery's fitment in your device. You will need the model of your device, The battery number - found on the original battery, and the manufacturer. This is the only way to be 100% sure this is the correct battery.If the battery's capacity is different from that of your original, this does not mean that ours does not match; it just means that our replacement battery will store slightly less or slightly more charge than the original.