Sealey-BT105-Digital-Battery-Alternator-Tester-12V-Sealey-BT105-Compact-device-which-accurately-tests-battery-cranking-and-alternator-Just-key-in-the-battery-rating-from-the-top-of-the-battery-and-results-are-displayed-on-an-LCD-screen-Includes-a-facility-to-print-results-via-PC-No-internal-battery-and-will-test-batteries-with-a-residual-charge-of-just-8V-Supplied-with-PC-software-and-instruction-manual-in-storage-pouch-Sealey-BT105-Digital-Battery-Alternator-Tester-12V