lithium polymer 5000 m Ah As a leading manufacturer of portable computer power accessories, Battery Technology is dedicated to providing innovation, reliable & affordable battery technology to generate power & functionality for notebook computers, camcorders, portable peripherals & cellular phones. This product is designed for the following Apple systems: Mac Book Pro MA600LL/A; Mac Book Pro MA601LL/A; Mac Book Pro MA609LL/A; Mac Book Pro MA610LL/A; Mac Book Pro Z0DK; Mac Book Pro Z0DL; Mac Book Pro Z0DPGLOSSY; Mac Book Pro Z0DQGLOSSY; Mac Book Pro 15.4" (MA609LL/A); Mac Book Pro 15.4" (MA610LL/A).