Maximalpower Panasonic 3.6v 2000mAh Ni-Cd Replacement Battery for Panasonic EY9025 EY9025B Amazon.com is the only authorized dealer selling MaximalPower brand products. Please make sure your item is ONLY sold and shipped by Amazon.com! All other marketplace vendors are selling counterfeit products that do not perform the same, and/or are not covered by our MaximalPower Warranty. Power Tool Battery for Panasonic 3.6V 2000mAh Nicd 122% Compatible with original manufacturer equipments and chargers MAximalpower is one of top selling brands for replacement batteries at amazon backed with 1 year warranty and $23 million product liability coverage integrated microchip prevents overcharging & lengthens battery life