pulled from working HP 6730b laptops. Pulled from working Laptops  Used but in good shape, may show signs of Very light use. Should you have any questions please ask before you buy. PLEASE ORDER THE EXACT P/N YOU ARE REPLACING, OR YOU TAKE A CHANCE OF IT NOT WORKING CORRECTLY. WE WILL NOT ACCEPT A REFUND DUE TO YOU ORDERING THE WRONG P/N OR CHANGING MIND,