Features(colorful screen):
* The 11 parameters on the main interface display: time, alarm sound sign, battery percentage, battery cell number, device status, unit, gas value, temperature, humidity, TWA, STEL alarm sign.
* Left key query: date, time, low report, high report, range, battery voltage, battery percentage.
* Right-click query: original gas value, TWA, STEL setting value, backlight status option, press the right key again, you can switch the backlight mode.
* Press the right key on the main interface to mute the sound, and the main interface displays a red mute sign.
* The factory settings can be restored.
* TEA, STEL values can be set.
* The charging display has 6 levels, which is more in line with the charging display.
BH-90E portable gas leak detector is widely applied to industrial use, such as Shipping, Mining, Oil & Gas, Metallurgy, Chemical plants, Underground pipeline, gas station, wastewater plants, Landfill ,etc.