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The Klein Tools ET110 CO Meter is a professional-grade carbon monoxide detector designed for HVAC pros and safety-conscious users. It offers precise CO level readings up to 1000 ppm, dual audible and visual alarms for low and high exposure limits, and a backlit LCD display for easy monitoring. Portable and user-friendly, it includes 4 AAA batteries and a carrying pouch, with smart features like auto power-off to conserve battery life. Trusted craftsmanship from a family-owned American brand since 1857 ensures durability and reliability on every job.






| Brand | KLEIN TOOLS |
| Style | Meter |
| Power Source | hand_powered |
| Color | Orange |
| Product Dimensions | 7.74"D x 2.16"W x 1.46"H |
| Item Weight | 5.1 Ounces |
| Alarm | Visual |
| Global Trade Identification Number | 00092644690655 |
| Material | Blend |
| Number of Items | 1 |
| Manufacturer | Klein Tools |
| UPC | 092644690655 |
| Part Number | ET110 |
| Item Weight | 5.1 ounces |
| Item model number | ET110 |
| Batteries | 4 AAA batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Finish | Brushed |
| Pattern | Solid |
| Shape | Rectangular |
| Item Package Quantity | 1 |
| Measurement System | Metric |
| Display Style | Backlit LCD |
| Special Features | Audible Alert, Auto-Power Off, Visual Notification |
| Included Components | Batteries, Pouch |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Description Pile | 4 x AAA |
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