- Test probe pen– the electric tester pen is made of high-end material, suitable for home and electrician use.
- Light circuit tester– compact structure, small in size, with pen clip design, easy to carry and use.
- Electrical tester screwdriver– adorable shapes and excellent craftsmanship ensure their popularity among the people.
- Electronics screwdriver– dc test: hold the contact probe with one hand, touch the positive pole of battery with pen tip, hold battery negative pole with another hand. the light will on means sufficient battery level, dim lighting/no lighting means insufficient battery/out of battery.
- Circuit detector– self-test result: when the light is on, it means that the electric pen is normally fully charged, and if it is not on, it means that the battery needs to be replaced. through the human body circuit, the luminescent lamp will emit red light.