featured by small volume, light weight, low power consumption, using air pump to collect gas to analyze, etc. Product introduction As a ... featured by small volume, light weight, low power consumption, using air pump to collect gas to analyze, etc. It is easy to ... battery) Power consumption: ≤650mW (when the pump is not work) ≤2.4W(when the pump is working) Dimensions: 208×190×80mm License ...