Specifications

Unit Dimensions (L x W x D) 23.5″-56.0″ x 1.2″ x 0.5″ (60.0-142.0 x 3.0 x 1.2 cm)
Weight - 52g (1.8oz)
Module size - 29.6 x 53.7 x 8.6mm.
Double fold size adjustment
Size Range - 60.0-106.0 cm (23.5-42.0). 60.0-142.0 cm (23.5-56.0) with optional strap extenderBattery - CR2032
Battery Compartment Cover
Tool Free
Battery autonomy - 12 months (training for triathlon 1 hour a day)
Water resistance rating - 5 ATM
Operating temperature32°F-104°F (0°C-40°C)
Radio frequency/protocol
ANT 2.4GHz wireless communication protocol. BLUETOOTH® wireless technology 5.0
Number of simultaneous BLE connections supported - 3
Number of simultaneous ANT connections supported - unlimited
Range - 3m.
System Compatibility ANT+, BLUETOOTH
Additional
ANT+® heart rate - yes
BLE heart rate - yes
Compatible with advanced heart rate functions and heart rate variability - yes
ANT+ running dynamics - yes
Independent activity monitoring (steps, all-day heart rate, calories and intensity minutes)
Compatible with TrueUp
Store and send heart rate - yes
Heart rate statistics per swim interval - yes
Race pace and distance - yes