BTI Notebook Battery for Asus Bamboo U33JC, U43F, U43Jc, U43SD, U53JC, U53SD and U52F AS-U52FX8-8 BTI Notebook Battery for Asus Bamboo U33JC, U43F, U43Jc, U43SD, U53JC, U53SD and U52F AS-U52FX8-8