Compatible fluid: Air Operating pressure (MPa): 0 to 1 (gauge pressure) Fluid temperature (℃): -10 to 60 Flow rate range ((M3)/h) (actual flow): ±2.5 to 150 Power supply (V): Built-in lithium battery (cannot be replaced) Power supply: Built-in lithium battery (cannot be更换) 目标流体:空气 连接端口直径:50a