● 2.8 inch TFT color screen
● LCD display with English
● Adjustable gas pump
● CE,ATEX certifiacte
● Acousto-optic,vibration alarm
● Rechargeable lithium battery
● Support CO2 and VOC sensors
● Can keep 3000 alarm record
● Display battery capacity
● Multi gas detector
● Support customized gas
● OEM /ODMsupport● 5000mAh lithium battery charging