44 mm aluminum case (wrist strap from 140 to 210 mm).
Cider Sideral - Black sports strap
GLONASS, Galileo, QZSS and integrated GPS.
S4 dual-core 64-bit processor.
Apple Wireless W3 Processor.
16 GB capacity.
Optical heart rate sensor.
Electric heart rate sensor.
New accelerometer and gyroscope.
Ambient light sensor.
LTPO Retina Display OLED with Force Touch (1000 nits).
Digital Crown with tactile feedback.
More powerful speaker.
Ion-X glass strengthened.
Ceramic and sapphire crystal back.
Wi-Fi (802.11b / g / n 2.4 GHz).
Integrated and rechargeable lithium-ion battery.
Up to 18 hours of battery life.
Water resistant to 50 meters.
1 charging cable
Brand - APPLE