NASA watch: All watches have an interchangeable and customizable dial, with space images provided directly by NASA. It's like wearing a piece of history and technological progress on your wrist. Whether it's health or sports, NASA's Smartwatches, True Jewels of Technology compatible with Android and iOS, are your ideal mobile life companion.

TimeTech fitness tracker, Unisex model, Digital display, Plastic strap, Date display, Bluetooth, Anti-loss alarm, Sleep recording, Pedometer and distance measurement, Calorie counter, Heart rate, Blood pressure, Waterproof IP67 water, Charging time 2 hours, Touch screen, Display incoming calls, SMS, Whats App, Facebook, Instagram, Week display, Alarm function.

Plastic case, Silicone strap with pin buckle, Digital display (hours / minutes / seconds), Quartz powered by 1 battery, Case Width: 44 mm - Height: 44 mm - Case height: 12 mm - strap width: 28 mm - Length of bracelet with case: 240 mm.

TimeTech fitness tracker, Unisex model, Digital display, Plastic strap, Date display, Bluetooth, Anti-loss alarm, Sleep recording, Pedometer and distance measurement, Calorie counter, Heart rate, Blood pressure, Waterproof IP67 water, Charging time 2 hours, Touch screen, Display incoming calls, SMS, Whats App, Facebook, Instagram, Week display, Alarm function.

Plastic case, Silicone strap with pin buckle, Digital display (hours / minutes / seconds), Quartz powered by 1 battery, Case Width: 44 mm - Height: 44 mm - Case height: 12 mm - strap width: 28 mm - Length of bracelet with case: 240 mm.

Plastic case, Silicone strap with pin buckle, Digital display (hours / minutes / seconds), Quartz powered by 1 battery, Case Width: 44 mm - Height: 44 mm - Case height: 12 mm - strap width: 28 mm - Length of bracelet with case: 240 mm.

This sporty digital watch for woman of the XINJIA brand has a high quality quartz movement. The silicone bracelet is 24 mm wide and opens with a pin buckle.

Plastic case, Silicone strap with pin buckle, Digital display (hours / minutes / seconds), Quartz powered by 1 battery, Case Width: 44 mm - Height: 44 mm - Case height: 12 mm - strap width: 28 mm - Length of bracelet with case: 240 mm.

This sporty digital watch for man or woman of the XINJIA brand has a high quality quartz movement. The silicone bracelet is 24 mm wide and opens with a pin buckle.

This sporty digital watch for man or woman of the XINJIA brand has a high quality quartz movement. The silicone bracelet is 24 mm wide and opens with a pin buckle.

This sporty digital watch for man or woman of the XINJIA brand has a high quality quartz movement. The silicone bracelet is 24 mm wide and opens with a pin buckle.