Water flow sensor (Sea) YF-S201 Flowmeter G1/2 1- 30L/min Black

the lowest rated working voltage DC4.5 5V-24V 
the maximum operating current of 15 mA (DC 5V) 
the operating voltage range DC 5 ~ 18 V 
load capacity ≤ 10 mA (DC 5V) 
≤ 80’C operating temperature range 
using the humidity range 35% ~ 90% RH (no condensation state) 
allowing less pressure water pressure 1.75Mpa 
Storage temperature -25 ~ + 80 ‘C 
save humidity 25%