Samsung:Galaxy Watch 7 40mm BT Green L300

Display:

• Size: 1.3 inches
• Type: Super AMOLED
• Resolution: 432 x 432 pixels
• Protection: Sapphire crystal glass
• Always-on Display feature

Build & Design:

• Case Size: 40mm
• Case Material: Armor Aluminum
• Strap: Fluoroelastomer (replaceable)
• Color: Green
• Durability:
  • Water Resistance: 5ATM + IP68 (water-resistant up to 50m)
  • MIL-STD-810H certified for ruggedness
• Weight: 28.7 grams

Performance:

• Processor: Exynos W930 (dual-core 1.4 GHz)
• RAM: 2GB
• Internal Storage: 16GB

Connectivity:

• Bluetooth 5.3
• Wi-Fi (802.11 b/g/n)
• GPS, GLONASS, Galileo, BDS
• NFC for Samsung Pay
• No LTE (Bluetooth version)

Operating System:

• OS: Wear OS 4 (powered by Samsung’s One UI Watch)

Battery:

• Capacity: 300mAh
• Charging: Wireless charging support
• Battery Life: Up to 40 hours depending on usage

Sensors:

• Optical Heart Rate Sensor
• BioActive Sensor (ECG, Blood Pressure monitoring)
• Accelerometer
• Gyroscope
• Barometer
• Compass
• SpO2 (Blood Oxygen monitoring)
• Body Composition Sensor
• Sleep Monitoring
• Temperature Sensor

Health & Fitness:

• Automatic workout detection
• Advanced sleep tracking
• Heart rate monitoring
• Blood pressure monitoring (when calibrated)
• Electrocardiogram (ECG)
• Body composition analysis (BIA)
• Women's health tracking
• Fitness tracking for over 90 workouts

Features:

• Customizable Watch Faces
• Smart Notifications (calls, messages, app alerts)
• Music Storage and Playback
• Samsung Pay (NFC)
• Google Play Store access for apps
• Voice Assistant (Google Assistant/Bixby)

Other Features:

• Built-in GPS for navigation and workout tracking
• Fall Detection and SOS features 

Equipped with Samsung’s advanced BioActive Sensor, the watch monitors key health metrics including heart rate, blood oxygen levels (SpO2), and even blood pressure (when calibrated). The built-in ECG (Electrocardiogram) feature tracks heart rhythms, while the Body Composition Analysis (BIA) sensor helps measure body fat percentage, muscle mass, and more. It also supports automatic workout detection for over 90 exercises, including running, cycling, swimming, and more. The advanced sleep monitoring function gives detailed insights into your sleep patterns, helping you optimize rest.

Performance:

Powered by the Exynos W930 chipset, the watch provides smooth performance for all your apps and tasks. With 2GB of RAM and 16GB of internal storage, you can store music, apps, and more directly on the watch. It runs on Wear OS 4 with Samsung’s One UI Watch, giving you access to a wide range of apps via the Google Play Store.

Battery & Connectivity:

The 300mAh battery offers up to 40 hours of usage, depending on your activities and settings. The watch supports wireless charging and can quickly get back up to full battery. In terms of connectivity, the Bluetooth 5.3 ensures strong and stable connections to your smartphone for notifications, calls, and app syncing. It also has built-in Wi-Fi, GPS, and NFC for Samsung Pay, allowing you to make payments right from your wrist.