Model: Electronic Flow Meter Material: Stainless steel Power supply: 2* AAA batteries (not included) Nominal diameter: 32mm/45mm/57mm (optional) Minimum flow rate: 10L/min Maximum flow: 100L/min Measurement accuracy: 1% Maximum working pressure: 6RAR Single counting range: 9999.9 Accumulative counting range: 999999 Features: 1. Wide range of applications: suitable for detecting diesel, fuel oil, kerosene methanol, water, etc. 2. Liquid crystal display: zero adjustment function, cumulative flow reading, convenient operation, reading and adjustment. 3. PCB circuit board: stable circuit, long life, high efficiency (without battery). 4. High-quality materials: stainless steel and aluminum alloy materials. 5. Modular design: Modular design, suitable for use with output modules. Package includes: 1 x Electronic Flowmeter Please note: 1. Long-term work, please do not turn off the machine, please remove the battery when not in use 2. Different photographic light and monitor may cause the color of the objects in the picture to be slightly different from the actual object 3. The allowable measurement error is +/- 1-3cm.