Milesight Smart Fill Level Monitoring Sensor WS201-868M
Milesight Smart Fill Level Monitoring Sensor WS201-868M is backordered and will ship as soon as it is back in stock.
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Milesight Smart Fill Level Monitoring Sensor WS201-868M is backordered and will ship as soon as it is back in stock.
Description
Description
Milesight Smart Fill Level Monitoring Sensor WS201-868M
The Milesight WS201-868M is a wireless fill-level sensor for monitoring toilet paper supplies in compatible dispensers. Its Time-of-Flight technology measures remaining space, helping facilities teams plan refills using configurable low-level alerts.
Key Features
- Time-of-Flight sensing measures distances from 1 to 55 cm.
- Configurable thresholds provide alerts when supplies need attention.
- LoRaWAN connectivity supports remote monitoring through a compatible gateway and platform.
- NFC configuration simplifies setup using a compatible mobile device.
- Coin-cell battery power and adhesive mounting simplify installation.
Streamline Refilling with Smart Monitoring
WS201 is a wireless sensor that utilizes ToF technology to monitor the fill level of containers with high accuracy. Working with Milesight LoRaWAN® gateway and Milesight IoT Cloud, WS201 allows users to remotely monitor and manage container fill levels and status in real-time.
Accurate Monitoring with
ToF Technology
WS201 utilizes advanced ToF (Time of Flight) technology for precise distance measurement, ensuring accurate detection of toilet paper fill levels. Additionally, it has a minimal blind zone of only 1 cm.
Flexible Paper Remaining
Alerts
Optimize alerts and notifications for paper supply by implementing customizable threshold levels for greater flexibility.
Tailored Construction for
Compactness
Ultra-thin body design effectively saves deployment space and adapts to various sizes of toilet paper dispensers.

Technical Specifications
| Specification | Details |
|---|---|
| Brand | Milesight |
| Model | WS201-868M |
| Product Type | Smart fill-level monitoring sensor |
| Wireless Connectivity | LoRaWAN, EU868; Class A, OTAA/ABP |
| Sensing Technology | Time-of-Flight (ToF) |
| Detection Range | 1–55 cm |
| Detection Accuracy / Resolution | ±1 cm / 1 mm |
| Field of View | 25° |
| Configuration | Mobile app via NFC or downlink |
| Power Supply | 1 × 590 mAh CR2450 lithium battery |
| Operating Temperature | -10°C to +60°C |
| Ingress Protection | IP30 |
| Colour | White |
| Dimensions | 66 × 38 × 12 mm |
| Weight | 24.7 g including battery |
What's in the Box
- 1 × WS201 sensor
- 1 × CR2450 battery
- 1 × 3M adhesive tape
- 1 × mirror cleaning cloth
- 1 × quick start guide
Add the Milesight WS201-868M to your cart to support timely refilling across your facilities.
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