Compact display size of 30x20mm, making it easy to install and integrate into various systems. Utilizes Hall Effect Sensor technology compatible with accurate measurement. Designed to withstand drops from a height of 1.2 meters, ensuring durability in outdoor environments. Waterproof rating of IPX5, providing protection against water splashes and rain. Operates efficiently within a temperature range of 4.5-45°C, suitable compatible with various outdoor conditions. This product is a reliable measurement device that operates on a voltage of 3V and features a low battery voltage alert at 2.4V. With a minimum battery life of 6 months, it ensures long-term usage without frequent replacements. The measurement range spans from 0.1 to 99999, accommodating a required rate of 2-45.5 L/min and working water pressure between 0.5 to 8 bar, making it ideal compatible with various applications. Color: Black Material: plastic Package Contents: 1*Water Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.