Built for the Outdoors. Ready for Every Day.
The Carelders C31 is a rugged outdoor smartwatch designed for active lifestyles, combining everyday health tracking, sports data and practical outdoor tools in a durable round-watch design.
Whether you're running, hiking, training, swimming or simply keeping track of your daily activity, C31 puts essential information directly on your wrist.

Rugged Outdoor Design
C31 features a bold, reinforced case with a sport-focused round display and durable strap design.
Its rugged styling makes it a strong fit for outdoor training, everyday workouts and active use, while multiple color options give you flexibility to match your gear and personal style.

Everyday Health Tracking
Built-in optical sensors help C31 track everyday wellness data directly from your wrist.
Health tracking features shown in the product materials include:
- Heart rate monitoring
- Blood oxygen (SpO₂) tracking
- Daily health trend recording
- App-based health data review
Your recorded information can be viewed over time, making it easier to understand changes in daily activity and wellness routines.

Outdoor Navigation Tools
C31 includes practical outdoor-oriented functions designed to support activities such as hiking, running and exploration.
Navigation-style tools and directional information provide quick wrist access when you're spending time outdoors.

Multiple Sports Modes
From everyday exercise to outdoor training, C31 supports a wide selection of sport modes so you can record activity data based on the workout you're doing.
Track your performance across activities such as:
- Running
- Walking
- Cycling
- Hiking
- Swimming
- Indoor workouts
- Strength and fitness activities
- Additional sport modes

Track More Than Just Steps
During workouts, C31 provides useful activity information directly on the watch, helping you follow your exercise progress and better understand each session.
Depending on the selected sport mode, the watch can display workout-related metrics such as activity time, movement data and exercise progress.

Ready for Water & Swimming
The C31 is built for an active lifestyle that doesn't stop when things get wet.
Its water-resistant design makes it suitable for everyday water exposure and swimming-related activities shown in the product materials.

Designed for Training & Daily Movement
Whether you're running outdoors, working out at the gym or staying active throughout the day, C31 helps keep your activity information organized in one place.
The rugged form factor is especially well suited to users who prefer a sportier, more substantial smartwatch instead of a slim fashion wearable.

Smart App Connectivity
Connect C31 with the companion smartphone app to review activity and wellness information in more detail.
The app experience also expands personalization options and allows you to manage supported watch settings from your phone.

Customizable Watch Faces
Change the look of your C31 with multiple watch-face styles.
Choose between sport-focused dashboards, digital layouts and more traditional designs to better match your activity, outfit or personal preference.

Useful Smart Features on Your Wrist
Beyond fitness and health tracking, C31 includes a range of everyday smartwatch tools for easier daily use.
Supported functions shown in the product materials include practical utilities such as:
- Weather information
- Notifications
- Music-related controls
- Alarm and timer functions
- Find-device tools
- Additional everyday smart functions

Key Features
- Rugged outdoor smartwatch design
- Heart rate monitoring
- Blood oxygen (SpO₂) tracking
- Multiple sports modes
- Running and activity tracking
- Outdoor navigation-style tools
- Swimming and water-resistant design
- Smartphone app connectivity
- Multiple customizable watch faces
- Everyday smart notifications and utilities
- Multiple color options
Designed for Active Lifestyles
The Carelders C31 is especially suited to users who want more than a basic fitness tracker.
Its combination of a rugged design, outdoor functions, sports tracking and everyday health insights makes it a versatile wearable for training, travel and daily use.