Pico CM3 KIT PicoLog CM3 3 Channel Current Monitor Data Logger with Clamps PicoLog CM3 data logger with 3 x TA138 AC current clamps CM3 KIT PicoLog CM3 3 Channel Current Monitor Data Logger with Clamps High Accuracy with 24-bit Resolution Dual USB/Ethernet interface ensuresproblem-free installation Multiple units can be run on a single PC