Base station. 1 fresh air, 1 calibration inlets. Charging power supply. GasAlertMicroClip XT module with charging. No portable kit. The MicroDock II is an easy, cost-effective way to bump-test, calibrate, charge and manage records for BW portable gas detectors. With fleet manager II software, download information faster than ever from the MicroDock II. Improved functionality allows you to create accurate and user-friendly reports, print receipts of calibration, sort and graph data, archive information and manage your fleet of detectors.