WF-2B voltage testing screwdriver 1. rated input voltage: 500V 2. rated output voltage:12-500V 3. weight: 20g

WF-2B  voltage testing screwdriver1. rated input voltage: 500V2. rated output voltage:12-500V3. weight: 20g4. packing: 16pcs/box, 100boxes/carton

5. voltage measurement error: 0.5-5v

6. material: imported high quality AS, ABS

7. beautiful design and longevity of usage.