Product Specification:
| Feature | Details |
| Model Number | 66-120 / 66-120-S |
| Voltage Test Range | 100V – 500V AC |
| Tip Type | Slotted (Flat Head) |
| Tip Width | 5.0 mm |
| Blade Length | 100 mm (4 inches) |
| Overall Length | 178 mm (approx. 7.5 inches) |
| Blade Material | Chrome Vanadium Steel (Sheathed for safety) |
| Handle Material | Transparent Insulating Plastic (High visibility) |