On/Off MODE button: The large Mode button on the front of the instrument below the display is called the MODE button. The MODE button is used to turn the IQ Force on and off as well as to
IQ Force™ Gas Detector Reference Manual 9 IQ Force standard accessories control most other operations, including the automatic calibration adjustment. Sensor compartment cover: The sensors are located in a vented compartment at the bottom of the instrument. Audible alarm port: A cylindrical port extending through the front of the instrument just above the display houses the loud audible alarm. The waterproof audible alarm seats directly on the rubber inner liner to protect the instrument against leakage or exposure to liquids. Battery: The IQ Force contains a rechargeable Lithium-Ion (Li- Ion) battery. It is not user-replaceable. The Li-Ion battery maybe recharged by placing the instrument into the supplied charger.