BTI

Established in 1993, BTI Battery Technology, Inc. (BTI) is a global supplier of replacement batteries & AC power adapters for notebooks; Digital cameras, PDA’s and other mobile devices, and the US market-share leader in replacement notebook computer batteries.
With the company owning production facilities in California and Hong Kong, BTI maintains an unparalleled response time, timely delivery of finished goods to Europe, South America and parts of Asia. As an ISO9001 certified manufacturer, BTI is able to maintain control of the assembly process and monitor the quality of all the components that are used.
Verifying the lithium ion cells being used in a replacement battery pack are brand new and come from the highest quality suppliers is something that only an actual battery manufacturer, like BTI, can offer. That is why all Notebook Computer batteries come with an 18 Month Advance Replacement Warranty, and Notebook power supplies come with 24 Months Warranty.