Instructions:
1. Two buttons; (CALIBRATE) and (DISPLAY)
2. Measurement unit: unit is selectable by panel button from these four: liter(LTR), gallon(GAL), pint(PT), quart(QT). When changing unit, press and hold (CALIBRATE) button for 5 seconds, the digits on display will flash from left to right; press (DISPLAY) to move to the last position, unit will flash from top to bottom, then press (CALIBRATE) to select unit.
3. Standby state: standby state is low power consumption state; when there is measurement pulse input, it will display real-time filling quantities.
4. Measurement range is 9999.9, if over this range, it will automatically reset to zero.
5. Real-time filling amount reset: Press (DISPLAY) button to reset real-time quantity to zero. Cumulative quantity reset: take out battery, and when put battery back in, press and hold (DISPLAY) to reset cumulative quantity.
6. The default unit of real-time measurement is Liter (LRT).
7. At standby state or when it shows real-time filling quantity, press and hold (CALIBRATE) to display cumulative filling quantity.
8. Release (CALIBRATE) button or when there is measurement pulse input, it will return to display of real-time filling quantity.
Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.