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Description
WINTACT WT8811 Compoud Gas Monitor LCD Display Rechargeable Multifunction 4 in1 Combustible O2 H2S CO Gas Sensor Sound-light Vibration AlarmFeatures 1. Color screen display, user friendly interface. 2. Bilingual choices: Chinese English. 3. Three alarm forms: sound light vibration . 4. Data recording and review function, continuously record 5. 120,000 data logging. 6. Charging function. Specification Compound Gas Monitor Range Measuring item and Unit 1. Combustible gas LEL %LEL 2. Oxygen O2 %VOL 3. Hydrogen sulfide H2S mol mol 4. Carbon Monoxide CO mol mol Range: 1. Combustible gas LEL:
Features1.Color-screen display, user-friendly interface.
2.Bilingual choices:Chinese/English.
3.Three alarm forms:sound/light/vibration .
4.Data recording and review function, continuously record
5.120,000 data logging.
6.Charging function.
Specification
Compound Gas Monitor Range
Measuring item and Unit
1.Combustible gas LEL %LEL
2.Oxygen O2 %VOL
3.Hydrogen sulfide H2S μmol/mol
4.Carbon Monoxide CO μmol/mol
Range:
1.Combustible gas LEL: 0~100
2.Oxygen O2 : 0~30
3.Hydrogen sulfide H2S:0~100
4.Carbon Monoxide CO :0~1000
Resolution
1.Combustible gas LEL: 0.1
2.Oxygen O2 : 0.1
3.Hydrogen sulfide H2S:0.1
4.Carbon Monoxide CO :1
Accuracy: When the measuring range is(0~50)mol/mol,maximum allowable error is:5mol/mol.
When the measuring range is(50~1000)mol/mol,maximum allowable error is:10%
Indication model:LCD display real-time date and system state,LED,sound,vibration indication alarm
Response Time(90%): Less than 30 seconds
Alarm: Sound and light vibration alarm
Alarm Point: Adjustable
Working Voltage: DC3.7V, 1800mAh
Battery Model: LP103450-1800mAh rechargeable lithium battery
Explosion-proof Certificate NO.: CNEx 18.5122
Explosion-proof Mark: Ex ib IIB T3 Gb
Operating Conditions: -20～50℃ / -4～122℉, < 95%
Storage Conditions: -10～55℃ / 14～122℉, < 85%
charging time:6-8h
standby time:more than 8h on end (slightly change with working state)
Item Size: 71 * 153* 49mm
Package included
1 * Carbon Monoxide Monitor
1 * Plastic Pipe
1 * USB Cable
1 * Gas Calibration Cover
1 * Storage Box
1 * User Manual
Specification:
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| Package Weight |
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 26 reviews
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Product Reviews
★★★★★ 5
Very good product
Style: Boxed Type - 16 PCs
I let my wife fix a tire with, she is a tiny little femine girl, had no trouble, little hard pushing the plug thru but managed, fuxed no leaks, very good product, and heavy duty not a limsy like plastic thin
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Reviewed in the United States on April 18, 2026
★★★★★ 4
Quality
Style: Boxed Type - 16 PCs
Seems to be good quality. Haven’t used yet and hope I don’t need too.
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Reviewed in the United States on March 20, 2026
★★★★★ 5
Great tire repair kit.
Style: Boxed Type - 16 PCs
Worked great. Everything in the kit was good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
★★★★★ 5
Safety
Style: Boxed Type - 16 PCs
It looks like a very good kit, after having a flat tire decide to buy one, and keep in my truck of the car.
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Reviewed in the United States on May 21, 2026
★★★★★ 5
Strong built tools included.
Style: Boxed Type - 16 PCs
This is a kit that everyone should have in their vehicles, you never know so its smart to be prepared. High quality tools are included and using can be done by anyone. Very durable tools in this kit not like some other kits that sell you plastic that breaks easily. Buy it and hope you never need it.
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Reviewed in the United States on March 15, 2026