The wire is made of high-soft PVC copper core wire, the soft rubber handle can prevent breakage.
Test Maximum Voltage:1000V 20A.
RED: Positive;Black: Negative.
The caps on probes excellent for storage,if you don't use it often, they can save test leads very well.
Tester Leads Work with most standard multimeter.It's easy to connect with a universal digital multimeter standard jack.(Tips:It is super sharp,please don't force contact with hard objects.)