l The case made of high intensity PC makes the instrument not only sturdy and durable but also compact and light-weight;

l The sampling pump is equipped with most advanced Li-polymer rechargeable battery, and the ultra-high-capacity batteries can ensure long-time continuous operation of the pump;

l The service life of the high-quality motor is long;

l With two alarming lamps;

l The functions of low-flow and low-battery alarms enable the instrument to be used more safely.