Panasonic: KX-FPG371, KX-FPG372, KX-FPG376, KX-FPG377, KX-FPG381, KX-TG110M, KX-TG2205, KX-TG2207, KX-TG2215, KX-TG2215B, KX-TG2217, KX-TG2219, KX-TG2222, KX-TG2227, KX-TG2227G, KX-TG2236, KX-TG2237, KX-TG2237S, KX-TG2239, KX-TG2247, KX-TG2247S, KX-TG2257, KX-TG2257S, KX-TG2267, KX-TG2270S, KX-TG2287, KX-TG2700, KX-TG2700S, KX-TG2720, KX-TG2720S, KX-TG2730, KX-TG2730S, KX-TG2740, KX-TG2740S, KX-TG2750, KX-TG2770, KX-TG5100, KX-TG5100M, KX-TG5110, KX-TG5110M, KX-TGA270, KX-TGA270S, KX-TGA273, KX-TGA510, KX-TGA510M, N4HKGMA00001, P511, P-P511, PP511, P-P511A, TYPE 24, HHR-P402A, HHR-P402,STK"s Panasonic 2 Pack P-P511 Battery was designed to meet or exceed the OEM battery capacity. Our company has strived very hard in order to supply you with the highest quality Panasonic P-P511 cordless phone replacement batteries on the market. 1 Year Total Warrantee: We will exchange this as well as any other product which you decide to buy from us for 1 year from the day your purchase is processed if it fails under regular wear or is defective. We always sell brand-new great quality products and we are willing to back them up. SterlingTek advertising images and text are protected by trademarks and copyrights.