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The Klein Tools ET270 is a professional-grade auto-ranging digital multi-tester designed for millennial managers who demand accuracy and efficiency. It measures AC/DC voltage up to 600V, resistance up to 40MΩ, and features specialized modes for GFCI receptacle testing and wiring fault detection. With a backlit LCD, trip time display, and convenient hands-free options, this compact, battery-powered tool comes complete with test leads, receptacle cord, and carrying case—engineered for reliability and ease on every project.






| Manufacturer | Klein Tools |
| Part number | ET270 |
| Item Weight | 254 g |
| Product Dimensions | 16.28 x 7.95 x 4.67 cm; 254.01 g |
| Batteries | 2 AAA batteries required. (included) |
| Item model number | ET270 |
| Size | One Size |
| Colour | Orange/ Black |
| Style | Multi-Tester |
| Finish | Brushed |
| Material | Blend |
| Pattern | Solid |
| Shape | Rectangular |
| Power source type | Battery Powered |
| Item Package Quantity | 1 |
| Measurement Accuracy | Values Stated at 65°F to 83°F (18°C to 28°C); ± (% of Reading + # of Least Significant Digits) |
| Specification met | CSA |
| Special Features | Data Hold; Auto-Range with Option for Manual-Range; Min/Max Values; Backlight |
| Included components | Digital Multi-Tester DMM with Receptacle Tester |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
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