Estimote UWB Tags

Estimote UWB Tags are programmable ultra-wideband devices for precise asset tracking, proximity automation, and location-aware prototyping with JavaScript and LTE.

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Overview

Estimote UWB Tags are programmable location-tracking devices built around ultra-wideband positioning, Bluetooth, LTE-M/NB-IoT connectivity, and onboard sensors. The source describes them as small gadgets that detect nearby tags with inch-level precision, trigger actions based on proximity, and report real-time location and other data to endpoints.

The tags are positioned for asset tracking, productivity, safety, and automation use cases. According to the source, they can be programmed in JavaScript from a laptop, updated remotely over LTE, and used indoors or outdoors when you need precise location or event-driven behavior that GPS or simpler proximity tools may not cover.

Core features

Inch-level UWB positioning

The tags can detect nearby tags with inch-level precision and trigger actions based on distance between devices, supporting proximity-based automations and location-aware workflows.

Motion and elevation sensing

Built-in IMU and pressure sensors let the tags track movement and elevation in addition to proximity, which broadens the kinds of events they can report.

Direct cloud connectivity

The tags can send real-time location and other data over LTE-M or NB-IoT directly to endpoints, and the Web IDE includes Cloud code for forwarding events.

JavaScript programming workflow

Users can program the tags in JavaScript from a computer using Chrome and Web Bluetooth, or upload code remotely over LTE.

Interactive hardware and rechargeable power

The hardware includes a tactile button, four RGB LEDs, a vibration motor, and a 400 mAh rechargeable battery with USB-C charging.

Developer kit packaging

The product is sold as a dev kit with documentation, API access, and a 90-day data plan, making it oriented toward prototyping and evaluation.

Common use cases

Asset tracking
Track valuable equipment or mobile assets with precise proximity and location data, then forward events to your own systems over LTE or cloud code.
Room- and equipment-based automation
Trigger actions when staff enter a room or approach equipment, using wearable tags and proximity rules for hands-free workflows.
Rapid IoT prototyping
Use the tags as a prototyping platform to test location-aware product ideas without embedded firmware development, including JavaScript micro-apps and remote updates.
Safety and productivity workflows
Add location-aware signals to safety or productivity workflows, such as alerts, presence detection, or event logging in operational environments.
Indoor and outdoor positioning evaluation
Evaluate UWB positioning for indoor and outdoor deployments where precise location is needed and GPS is insufficient.

Pros and Cons

Pros

Offers inch-level UWB proximity detection for precise location-aware automations.
Combines UWB with IMU, pressure sensing, Bluetooth, and LTE-M/NB-IoT in one device.
Can be programmed in JavaScript from Chrome using Web Bluetooth, lowering the barrier for non-embedded developers.
Supports direct data delivery to customer endpoints and remote updates over LTE.
Works for both indoor and outdoor deployments, with source examples spanning asset tracking, wearables, and automation.

Cons

Battery life depends heavily on the configuration; continuous scanning and real-time asset tracking require permanent USB-C power.
Metal structures can interfere with radio propagation, so complex industrial spaces may need more units to maintain line of sight.
The source does not provide detailed third-party integration listings beyond custom endpoint forwarding via Cloud code.

FAQ

How do you program Estimote UWB Tags?

The source shows a JavaScript Web IDE in Chrome, where you connect to a nearby tag over Web Bluetooth and upload code directly. Tags can also be updated remotely over LTE.

Can the tags send data directly to my cloud?

Yes. The source says the tags have a built-in modem and can send data directly to your own endpoints. It also mentions a Cloud code section in the Web IDE for forwarding events.

What comes with the UWB Tags dev kit?

The source describes one dev kit bundle with 3 UWB Tags, access to the web programming IDE, API documentation, an active data plan for 90 days, a USB-C charging wire, and developer support. It is listed at $199 on the pricing page.

How long does the battery last?

The source says battery life depends on configuration: simple UWB or BLE beaconing can last years on a single charge, wearables that detect proximity and send data can last a few weeks, and continuous scanning or real-time asset tracking requires permanent USB-C power.

Are UWB Tags suitable for indoor and outdoor deployment?

The source says the tags are suited for indoor and outdoor use, but metal structures can block radio waves in complex industrial environments, so more units may be needed to maintain line of sight.