WINTACT WT8802 Hydrogen Sulfide Monitor Professional Rechargeable Gas Sensor High Sensitive Digit...

Features
Color-screen display, user-friendly interface.
Bilingual choices:Chinese/English.
Three alarm forms:sound/light/vibration .
Data recording and review function, continuously record
120,000 data logging.
Charging function.
Specification
Test Gases: H2S
Display Unit: %LEL
Gas detection:EX
Measurement Range: 0~100mo/mol
Resolution: 0.1
Accuracy: ±5%FS
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)
Weight: 215.4g(with battery and back buuton)
Item Size: 71 * 153* 49mm
Package included
1 * Hydrogen Sulfide Monitor
1 * Plastic Pipe
1 * USB Cable
1 * Gas Calibration Cover
1 * Storage Box
1 * User Manual