Jaycar H2Flow Water Tank Gauge – Flush-Mount LCD Display, In-Line Flow Sensor, 3/4" Pipe Thread, 12V DC

You've been eyeballing the tank and hoping. Then one morning it's dry and the job stops. This H2Flow unit tells you exactly what's left, every time water moves through the line. Flush-mount LCD on an 80×87mm panel — cutout is 72×57×21mm, two screws hold it in. The in-line flow sensor threads onto 3/4-inch (19mm) pipe. 12V DC power. Kit comes complete: display, sender unit, instructions. Set it up once, stop guessing. Add to cart and sort the tank for good

• Flush-mount LCD display, front panel 80×87mm
• In-line flow sensor with 3/4" (19mm) pipe threads
• Panel cut-out: 72 × 57 × 21mm, secured with two screws
• 12V DC powered
• Complete kit: display, sender unit, and instructions included