TOMTOP JMS SMART SENSOR 4-in-1 Portable Gas Monitor: Rechargeable battery
Meet the 4-in-1 Portable Gas Monitor—your go-to gadget for sniffing out trouble before it sniffs you out. This little powerhouse doesn’t just sit around; it’s on constant lookout for H₂S, O₂, CO, and LEL, making sure the air you’re breathing won’t turn your day into an unexpected adventure. And guess what? It’s got a rechargeable battery that just won’t quit (unlike your phone by midday). Plus, its portable design means you can take it anywhere—because safety shouldn’t be left at the office. Whether you’re in the thick of industrial work, dodging hazards on a construction site, or saving the day in emergency response, this monitor’s got your back with spot-on readings. Because, let’s face it, surprises are great for birthdays, not so much for gas levels.
Features
- Multi-gas detection
- Portable design
- H₂S, O₂, CO, LEL detection
- Rechargeable battery
General specs
- Brand: TOMTOP JMS
- Model: SMART SENSOR
- Seller: Joom
- ID: 64feef80ff54d401f87d54c7
- Detection Gases: H₂S, O₂, CO, LEL
- Power Source: Rechargeable battery
- Portability: Portable
- First listed by seller: 5/23/25
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Joom
Shipping options
United States
Comparison with similar products
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| Brand | TOMTOP JMS | BSIDE | KOABBIT | Hembisen | OLUNCLE | Airthings |
| Model | SMART SENSOR | G1 | KH158 | WA996 | OL0902U | 2950 |
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| Price | $103.94 | $26.56 | $55.99 | $59.99 | $39.90 | $160.76 |
| Seller | Joom | Gshopper | Amazon | Amazon | Amazon | Amazon |
| Update | August 29, 2025 | July 25, 2024 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 |
| manufacturer | Shenzhen Wei'an Environmental Protection Electronic Technology Co., Ltd. | OLUNCLE | Airthings | |||
