Portable Liquid Density Meter Petroleum Oil Density Measuring 0.0001-3.0000g/cm³
Food and beverage. Oil industry. 1 x Thermal printing paper (optional). Power Source: Built-in battery: 3.7V/3000mAH lithium-ion battery. 2 x Teflon straws (with fittings). 1 x USB-OTG cable. 1 x USB-Ccable.