Restore cordless handset runtime with this rechargeable Ni-MH battery pack designed as a direct replacement for Panasonic phone batteries. It delivers 3.6 V and 1200 mAh capacity using three AA-size cells to help bring back dependable talk and standby time when the original pack no longer holds a charge. Compatible with HHR-P402 / HHR-P402A / HHR-P402A/1B / P-P511 / P-P511A / PQPP511SVC / N4HKGMA00001 KX-TG2267S KX-TG2287 KX-TG2700S KX-TG2730 KX-TG2730CS KX-TG2730S KX-TG2740 KX-TG2740S KX-TG2750S KX-TG2770 KX-TG2770S KX-TG2970 KX-TGA290 HHR-P402 HHR-P402A KX-TG2970B KX-TG5100 KX-TG5100M KX-TG5110M KX-TGA270S KX-TGA273S KX-TGA510M KX-FPG371 KX-FPG376 KX-FPG377 KX-FPG378BR KX-FPG381 KX-TG2205 KX-TG2247 KX-TG2247F KX-TG2247P KX-TG2247PM KX-TG2247PW KX-TG2247S, it installs in the battery compartment like the original and is suited for everyday home or office cordless phone use. Disclaimer: This is not an Original Equipment Manufacturer (OEM) product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.