1Product Introduction
The Bluetooth NB-IOT water meter adopts a low-power Bluetooth 5.0 chip and 4G module, with built-in communication fees and automatic data uploading at regular intervals. It can also be managed at any time through Bluetooth connection. Implementing one table for multiple APP accounts ensures user data security and ease of use. This has changed the traditional way for users to purchase water with a card from the property management department or water resources management department of the community. Users can use a mobile app to achieve real-time water purchase, real-time data upload, mobile meter reading, automatic transmission and other functions; Support WeChat, Alipay, top up card and other recharge methods. This water meter has IP68 waterproof function and is connected to cloud service system, perfectly adapting to the requirements of the mobile phone era.
In this water meter application, battery power is used, and the Bluetooth transmission distance reaches 20m. There is no distance limit for 4G signal transmission, and it can be used normally in places where there is a 4G signal from a mobile phone.
The Bluetooth 4G water meter can be networked internally through Bluetooth signals, solving the problem of data upload when individual water meters have poor signals. It is also possible to reduce overall power consumption and communication fees by sharing 4G channels.
2、 Main features of the product
Prepaid function: Users can purchase water before use, and if they owe, the valve will be closed to stop the water supply.
● Support single price setting, guaranteed consumption setting, and tiered price setting.
Mobile APP recharge: Changing the traditional water purchase mode, users can recharge with their mobile phones at home.
● Display synchronization function: The data on the mobile app is synchronized with the mechanical part of the water meter.
● Alarm function: Battery undervoltage, insufficient water usage, strong magnetic interference, and other fault information may cause the valve to close. Login to the mobile app to view the reason for valve closure.
Real time data upload: Users will upload relevant information to the management system when purchasing water, allowing the management to understand the user's water purchase situation.
Valve self maintenance function: The valve operates once every five days to promptly remove valve scale and ensure valve flexibility.
● Anti hoarding function: The system software can flexibly set the upper and lower limits of water purchase to prevent users from hoarding water.
3、 Product advantages

7. The entire meter meets IP68 waterproof rating and can be soaked for use