The moisture meter can quickly measure the moisture content of the grain. 1. The top and bottom covers are high temperature resistant construction materials, and the transparent part is acrylic. 2. Moreover, the top and bottom covers are strong adhesive seals, and the sealing performance is better than that of ordinary water tanks. 3. It has a 45mm diameter tube that allows the tank to hold more water and accelerate heat dissipation. 4. Equipped with advanced G1/4 thread for tight connection, it can be safe and tight. 5. With a practical and long - term attraction. You can use it for a long time. . Computer cooler water tank Specification: Item Type: Water Tank; Outside diameter of water tank: Approx . 4.5 cm / 1.8 inch Water Tank Size: Approx. mm / 5.9inch Water tank capacity: 210 ml Size: 3 holes is G1/4 internal thread Accessories: The water tank contains only 2 rim halves (without any connections and water cooling stopper) . Computer cooler water tank List of packages: 1 x Water Tank 2 x half rim 2 x screws 2 x Nut . Computer cooler water tank