ID ID 555 Cordless phone battery replacement Designed to fit (among others) cordless phones made by ID As a direct replacement to fit ID 555 CS-P28115CL and the cordless phone products including ID 555 This battery is designed as a replacement in the ID product range, it should prove a more than acceptable replacement for the original and has a capacity of 500 , this may be higher than the original but will mean it lasts longer between charges, it is supplied by a ISO 9001 certified manufacturer and will serve well as a power source for your phone or other device as many batteries of this sort are now used for other functions. Battery Type: Li-ion Voltage of battery: 3.7V Battery Capacity: 500