Patent ID: 7397359

Claim:
A battery electrical system tester with remote control, comprising: a battery electrical system tester including a tester radio frequency transceiver; and a remote unit including a remote radio frequency transceiver; wherein the battery electrical system tester sends data to and receives a control signal from the remote unit by way of the tester radio frequency transceiver, and the remote unit receives the sent data and sends the control signal by way of the remote transceiver, wherein the tester further includes a tester controller linked to and configured to control the tester radio frequency transceiver, and the remote unit further includes a remote controller linked to and configured to control the remote radio frequency transceiver and wherein the tester further includes a tester serial peripheral interface coupled to the tester controller and to the tester radio frequency transceiver to link the tester controller to the tester radio frequency transceiver, and the remote unit further includes a remote serial peripheral interface coupled to the remote controller and to the remote radio frequency transceiver to link the remote controller to the remote radio frequency transceiver.