Available on Request Extech Extech Battery Capacity Tester, BT100, 40V The Extech BT100 is a Battery Capacity Tester. Product can be used to test the condition of batteries quickly and easily. As an AC milliohm-meter, the tester measures DC voltage and AC resistance... Available on Request Quick view Qty in Cart: 0 Price: Out of Stock Subtotal: Available on Request