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⚡ Test smarter, work faster—never miss a beat on the job!
The Klein Tools ET45 Voltage Tester is a compact, battery-free device designed for professional-grade AC and DC voltage testing. It covers AC voltages from 24V to 240V and DC voltages from 32V to 330V across four levels, featuring a built-in test lead holder optimized for tamper-resistant outlets and easy storage. Durable and portable, it withstands 3-meter drops, offers IP44 dust and water resistance, and includes a pocket clip for everyday carry—making it an indispensable tool for electricians and managers who demand reliability and efficiency.












| Asin | B07NZS6DGS |
| Best Sellers Rank | #308 in Voltage Testers |
| Country Of Origin | China |
| Date First Available | 23 February 2019 |
| Department | Unisex Adult |
| Is Discontinued By Manufacturer | No |
| Item Model Number | ET40 |
| Manufacturer | KLEIN TOOLS |
| Product Dimensions | 11.3 x 3.02 x 2.67 cm; 51.03 g |
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