Polar M400 GPS Activity Tracker Watch HR Bundle | Blue Color:Blue Movement: Self-winding movement calibre J880

Movement: Self-winding movement calibre J880

Measures 37 x 40 x 8 mm

It features 9 different fit holes with a standard closure

Model LAST114

and is suitable for the black pieces in chess sets and for billiard cues

Polar M400 GPS Activity Tracker Watch HR Bundle | Blue Color:Blue Movement: Self-winding movement calibre J880Featuring GPS technology, the Polar M400 Activity Tracker will take your training to the next level. Tracking your pace, distance, altitude, and calories burned it will let you know you're fitness achievement for each workout, and gently vibrate to let you know when you need to move throughout the day. Coupled with the Polar H7 Heart Rate Sensor, you get a full view for your health, fitness, and improvement over time. Use the Polar Flow App to set