This is the Eagle Tree V2 Electric Expander. Compatible with the Eagle Tree Flight Data Recorder V2

Measures motor battery pack current and voltage.

Features

• Measures motor current by means of a tiny lightweight Hall effect sensor ring which can be installed around the positive or negative wire leading from battery to speed controller
• Battery pack current is measured by the alligator clip attached to an exposed part of the positive wire between the battery and speed controller
• One year limited warranty

Electric Expander Specifications:

• Pack Voltage: 0 to 50V
• Pack Current: 0 to 140 Amps, in approx 70 mA increments

Click here to view Instruction Manual (PDF)

Click here for info on using more than one Electric Expander at the same time.