BH-90EX portable gas leak detector is a new type of detector for detecting gas leakage from the gas pipelines, gas valve,and other possible places. With imported high quality semi-conductor sensor and embedded microcontroller,it has very high sensitivity,excellent man-machine operation interface and various adaptive ability.The housing of the detector is made of high strength engineering plastics and compound anti-slip rubber.It is waterproof, dustproof, and with good handle
| Detection range | (0-10000) ppm (for CH4) | 
| Target gas | Combustible gas | 
| Response time | T<5s | 
| Indication way | LCD and digital indication Audible indication | 
| Working condition Tem | -20°C~60°C | 
| Hum | <95%RH No con | 
| Working voltage | DC3.6V / 2100mAh Lion battery | 
| Charging time | 4h~6h | 
| Working time | 12h-70h | 
| Life of gas sensor | 2 years | 
| Protection grade | IP65 | 
| Weight apprx | 300g (battery included) | 
| Dimensions | 210mm×66mm×30mm | 
The detector is suitable for explosion-proof, toxic gas leakage and rescue, underground pipelines, mines, metallurgy, power plants,chemicals, tunnels, etc., effectively avoiding the occurrence of poisoning accidents,ensuring the safety of workers and avoiding losses of production equipment.