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| Brand Name : | Eyesky | 
| Model Number : | ES20B-CO | 
| Certification : | CE,ROUSH | 
| Payment Terms : | L/C, Western Union, T/T, MoneyGram | 
| Delivery Time : | 2~3 days | 
| Price : | 150~500USD | 
| Supply Ability : | 1000pcs per year | 
ES20B handheld gas detector, Carbon monoxide gas detector, with sound and light alarm
Features of Portable gas detector:
Ex ib IIC T4 Gb Explosion-proof certification
CPA Measurement certification
Sound, light and vibration alarm
2.5 inch dot matrix display interface
Built-in high performance suction pump,
Stable flow rate, switch control
| Accuracy: | ±3%FS | 
| Repeatability: | <3% | 
| Respond time: | T90 ≤30 sec | 
| Alarm method: | Sound and light alarm, double color LED lamp, sound or 75 db @ 25 cm | 
| Operation method: | Key operation(Life time of keys:2000000 times) | 
| Material of host: | Full metal shell, strong wear resistant corrosion, feel is good | 
| Working temperature: | -30℃~+70℃(Conventional gas),-20℃~+50℃(poisonous gas) | 
| Working humidity: | 10%RH ~95%RH,No condensation | 
| Working pressure: | 86kPa~106kPa | 


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