463310-131 - 55Whr 10.8V 6-Cell Battery for HP Elitebook 8440p 8440w Probook 6550b 6555b - CPU Medics
Jigu 10.8v Laptop Battery For Hp Probook 6550b Probook 6555b For Hp Compaq Business Notebook 6530b 6535b 6730b 6735b 6cells - Laptop Batteries - AliExpress
HP ProBook 6555B - 6 Cell TD06 Original Laptop Notebook Battery