1 set is offered consisting of 15 new (mainly unused) CO2 measuring devices model "AIRnee"; so-called "CO2 space-lusft traffic lights, which will no longer be used at the school site and are resource-friendly to use in this way. The inspection before bidding is recommended.   Excerpt Description: Manufacturer/distribution: Vistron GmbH (92431 Neunburg vorm Wald), sales period approx.2020 – 2023 (in the meantime replaced by a successor model of the manufacturer) Technical features: network: 100-240V, USB 5V, power consumption up to 2W. CO2 sensor: measuring range 0-5000ppm, measuring interval 3s. Dimensions: LxTxB = approx. 87x87x113 cm, weight: approx. 0.35 Kg. Operating instructions (as of January 2023) and power supply are available. Damages or signs of wear in the case of articles not originally packed are obviously not recognizable. Current functional tests did not reveal obvious technical deficiencies. The Co2 traffic lights are located on the provider's side in an overall condition to be regarded as good. CE-identifications available.   Factors affecting value: No apparent defects. Special information: The object of the auction is exclusively the article described here. On the attached photos possible other recognizable articles are not the subject of this auction! Due to the light conditions on site, the actual colour may differ from the colour shown in the photos.