±0.5% Ultrasonic Flowmeter P11

 Flowmeter range: 0 to ±40ft/s (0 to ±12m/s)Accuracy: ±0.5% o readingRepeatability: 0.1%Outputs:0/4~20mA,Website:http://www.pflowmeter.com, maximum 750ΩOCT pulse, 0~10 KHz (optional) Power supply: internal lithium battery with more than 10 hours of  use3.5“ 320*240 Color TFT LCD screen