Spare compasses for the CASTLE Kit (EM-8624A). Perfect for investigating the magnetic fields around straight wires.
What to Consider
See the Buying Guide for this item's required, recommended, and additional accessories.
Reviewed by: Ann Hanks
Spare compasses for the CASTLE Kit (EM-8624A). Perfect for investigating the magnetic fields around straight wires.
See the Buying Guide for this item's required, recommended, and additional accessories.