I use a spark tester to quickly check if a small engine (coil) is producing a spark at a spark plug. That tells me the coil is working at least. I can further test the coil with a multimeter if the spark is weak.
π§ CTA Tools 2376 - Premium 14mm x 12 Point Spark Plug Socket for Efficient Vehicle Maintenance
9 Review
Hairstyler Dyson Airwrap complete long HS05, bright nickel/bright copper
19 Review
Sunex 884504: High-Quality 3/8-Inch Drive Thin Wall Spark Plug Socket - Metric CR-MO Construction
9 Review
Lisle 51410 Offset Spark Plug Boot Removal Pliers: Hassle-free Engine Maintenance Made Easy
9 Review