Amazon.com: BTMETER BT-770K Auto Ranging Automotive Multimeter for Dwell Angle Pulse Width Tach Temperature Duty Cycle Voltage Current Resistance Test : Automotive
Fluke 88V Deluxe Automotive Multimeter, Troubleshoot Problems on Conventional and Hybrid Vehicles, Measures Pulse Width, and Duty Cycle - Walmart.com
PT Digital Automotive Multimeter -Professional Series- Model #W2972 | eBay