Test Probe for Fixed Fans meets the standard of UL 507 Figure 8. 2 (S2140a). It is used for fan propellers and other moving parts of stationary fans and fans intended to be permanently connected to fixed wiring.
Small Test Pin Probe meet the standards BS1363-1 Clause 12.6.1 Figure 1 and IEC 60065 Annex B. It is used to test for the electronic equipment to see whether the hidden dangerous parts of the terminal device of can be touched.