RESTMO O-WM-2-BT Smart Water Flow Meter
SPECIFICATIONS
- Inlet Thread ………………………………………. 1” BSP Female
- Outlet Thread ……………………………………… 3/4” BSP Male
- Water Flow Rate ……………………………………. 0.3~11 GPM (1~41.9 L/min)
- Max Water Consumption …………………………… 99999 Gal (99999 L)
- Measurement Tolerance …………………………………… ± 5%
- Working Pressure ……………………………………… 8~116 psi (0.5~8 bar)
- Bluetooth Range ……………………………………………..≤230ft (70m)
- Working Temperature …………………………… 37 °F ~ 149°F (3 ~ 65°)
- Storage Temperature ……………………………. -4 °F~ 158° (-20 ~ 70°C )
- Maximum Humidity ……………………………………………. 90%
- Working Voltage ……………………………………… 2.4V – 3.4V
- Low Voltage Indicator …………………………….. <2.4V±0.1V
- Waterproof Grade …………………………………………….. IP54
- Battery ………………………………. 2 x AAA Alkaline Batteries (not included)
FEATURES
- Bluetooth connection & smart life app
- Adaptive screen orientation
- Screen backlight
- Simple installation & operation
- Switchable unit (gallon/liter)
- Low battery indication
- 4 modes of water flow measurement:
- Real-time water flow rate
- Last-time water consumption
- Daily water consumption
- Total water consumption
BATTERY INSTALLATION
- Step 1:
Pull out the battery tray on the back of flow meter. - Step 2:
Insert two AAA alkaline batteries and replace the tray. - Step 3:
Ensure batteries are fully inserted by correct directions. 
Note:
- DO NOT use wet hands to open battery tray. Always keep your hands dry when install batteries.
- Replace with new batteries if low battery indicator
displays.
DEVICE PAIRING
- Step 1:
Download and install the Smart Life APP. Log in or create your account.
- Step 2:
If the device has not been connected yet, the LCD of the Pair Mode will display Uncon and
flashes.
If the device has already been connected, the LCD of the Pair Mode will display the current time. Long press the button until the display turns to Uncon.
- Step 3:
Click “+” and “Add Device” through Smart Life APP. Pair the “RESTMO BT Water Flow Meter”.
APP CONTROL
Note:
On the Smart Life APP, you can view the single water usage records within 24 hours and total year water usage up to 3 years.
It can save up to 100 records if the device is disconnected. When the data records exceed 100, The earliest records will be automatically cleared.
DEVICE SETUP/REMOVE
Device Setup
Note:
When Rotate Setting is AUTO, the screen orientation will be automatically changed according to gravity.
Device Information
Note:
Click “Remove Device” can clear the data and remove the device from your Smart Life account.
DEVICE INSTALLATION 
OPERATION
- Short press the button to change measure modes. Long press the button (3secs) at flow mode to switch measurement units from gallon to liter.
- Long press the button (3secs) at consumption/avg/total modes to reset data.
- Long press the button (3secs) at pair mode to activate device pairing.
- The LCD screen goes to sleep if there is no operation or water flow within 1min.
FLOW MODE:
- Flow mode displays the real-time water flow rate.
- Long press the button to switch measurement units from gallon to liter.
Note:If the water flow rate is higher than the 11GPM (41.9LPM), it will display H.H or HH.H.
CONSUMPTION MODE:
Consumption mode displays the last-time water consumption. Long press the button to reset.
Note:
Consumption mode counts the last-time water usage and always resets to zero automatically after water flow stops more than 1 minute.
DAILY MODE:
- Daily mode displays today’s water consumption.
- Long press the button to reset.
TOTAL MODE:
- Total mode displays the total water consumption.
- Long press the button to reset.
Note:
Total mode will never reset until you manually reset it. The data will be recorded even you change the battery.
PAIR MODE:
Pair mode can pair the device with the smart phone.
- When the device is paired with a smart phone, it will display the current time. Long press the button can activate device pairing.
- When the device is unpaired, it will display “Uncon”.
TROUBLESHOOTING
Enjoy Your REST MOMENT
WARRANTY
Restmo provide one-year worry-free warranty. For any warranty claims within one year from the original order date, please email your order ID to Restmo Support and we will respond within 24 hours.
Scan QR code to extend your warranty to 5 years.
WARNINGS
- For outdoor use with clear cold water only.
- Filter can prevent water leakage and dirts damage. Clean filter regularly and replace if worn.
- When expecting freezing temperatures, device should be removed from the hose/faucet and stored indoors to avoid potential freeze damage.
Scan YouTube QR code or search RESTMO on YouTube to view set-up instructions video.
Scan WhatsApp QR code or send us WhatsApp messages to get online supports.
FAQ
What should I do if the device shows a low voltage indicator?
If the device shows a low voltage indicator, replace the batteries with new ones within the specified voltage range 2.4V - 3.4V.
Can the water flow meter be used with hot water?
No, the water flow meter is designed for use with clear cold water only. Using it with hot water may damage the device.
How often should I clean the filter?
It is recommended to clean the filter regularly, especially if you notice reduced water flow. Replace the filter if it appears worn or damaged.
Documents / Resources
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RESTMO O-WM-2-BT Smart Water Flow Meter [pdf] User Manual O-WM-2-BT-GY, O-WM-2-BT Smart Water Flow Meter, O-WM-2-BT, Smart Water Flow Meter, Water Flow Meter, Flow Meter, Meter |