






⚡ Test Smarter, Work Safer — Klein Tools RT110 Has Your Back!
The Klein Tools RT110 Outlet Tester is a professional-grade electrical receptacle tester engineered to quickly identify common wiring issues in North American 110/125V outlets. Featuring a clear LED light sequence, UL and CSA certification, and a durable design that withstands drops up to 6.6 feet, it operates reliably across a wide temperature range (32°F to 140°F). Compact and hand-powered, it’s the trusted choice for electricians and managers who demand precision, safety, and efficiency on every job.






| Brand | KLEIN TOOLS |
| Power Source | Hand Powered |
| Style | Standard |
| Color | Factory |
| Item Weight | 1.9 Ounces |
| Item dimensions L x W x H | 5.5 x 3.5 x 1.8 inches |
| Lower Temperature Rating | 32 Degrees Fahrenheit |
| Min. Operating Voltage | 110 Volts |
| Specification Met | CSA |
| Upper Temperature Rating | 140 Degrees Celsius |
| Measurement Type | Voltmeter |
| UPC | 092644690266 |
| Manufacturer | Klein Tools |
| Global Trade Identification Number | 00092644690266 |
| Part Number | RT110 |
| Item Weight | 1.9 ounces |
| Product Dimensions | 5.5 x 3.5 x 1.8 inches |
| Item model number | RT110 |
| Is Discontinued By Manufacturer | No |
| Size | One Size |
| Finish | Brushed |
| Material | Plastic |
| Pattern | Tester |
| Shape | Rectangular |
| Item Package Quantity | 1 |
| Included Components | Receptacle Tester |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 1 year manufacturer |
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