Annual subscription fee to activate the following additional functions: - Laser HUNTER Quantification Option Menu item for the metrological quantification of methane emissions in accordance with DVGW G 425. Quantification should be carried out, for example, on underground installations using the extraction method or on above-ground installations using the bagging method. Extraction can be carried out using the Esders Vakumobil or the Laser HUNTER’s internal pump. Methane emissions are calculated in accordance with the EU Methane Regulation and DVGW G 425-2 or G 425-3. The measurement range and resolution in the menu item depend on the sensor hardware in the Laser HUNTER. - Laser HUNTER Data Subscription Sending measurements via the Esders Connect app (Android, iOS, Windows) on a flat-rate basis. A smart memo with an LTE module is required for this function. The option package is taken out as an annual subscription. The annual fee is payable in advance and is due at the time of booking or annual renewal. The subscription is automatically renewed for a further year unless it is cancelled. To cancel, the serial number of the relevant measuring device must be provided.