The Apple Watch GPS model is a version of the Apple Watch that includes GPS capabilities but does not have cellular connectivity. Here are some product details:

Features:

• GPS, GLONASS, Galileo, QZSS, and BeiDou
• Compass
• Always-on altimeter
• Water-resistant up to 50 meters
• Blood oxygen sensor (Blood Oxygen app)
• Electrical heart sensor (ECG app)
• Optical heart sensor
• Emergency SOS
• Accelerometer
• Gyroscope
• Ambient light sensor
• Speaker
• Microphone
• Apple Pay
• GymKit
• 32GB capacity
• Ceramic and sapphire crystal back

Materials:

• Aluminum case (Midnight, Starlight, Green, Blue, (PRODUCT)RED)
• Stainless steel case (Graphite (PVD), Silver, Gold (PVD))
• Titanium case (Space black (DLC), Titanium)
• Ion-X glass or sapphire crystal display
• Ceramic and sapphire crystal back

Positive:

• GPS capabilities allow for accurate tracking of location and fitness activities
• Blood oxygen sensor and electrical heart sensor provide health monitoring features
• Water-resistant up to 50 meters
• Emergency SOS feature can be useful in emergency situations

Negative:

• Does not have cellular connectivity, so it cannot make calls or send messages without being connected to an iPhone or Wi-Fi network
• More expensive than the non-GPS model

Note that the materials and features may vary depending on the specific model of the Apple Watch GPS.