Intellectual Property and Statement
V1.5
Added warning
Issued on: 2019-3
V1.6
Optimize picture quality.
Issued on: 2019-4
V1.7
Added warning.
Issued on: 2019-07
V1.8
Changed the model and parameters of the built-in lithium battery. Added the continuous use
time of the battery if the rate is 125ml/h.
Issued on: 2019-09
V1.9
Added the description that the sound of the Battery Out alarm cannot be paused and the
sound of a low-level alarm can be paused.
Issued on: 2020-02
V2.0
Modify the production address
Issued on: 2021-03
V3.0
Parameter modification
Issued on: 2021-05