Module: 2.4" W x 1.3" H x 0.4" D (62 mm x 34 mm x 11 mm)
Strap Length: Adjustable from 25" to 52" (63.5 cm to 132 cm)
Weight: 1.9 oz (54.4 g)
Water Resistance: 1 ATM
Battery: User-replaceable size CR2032 (3 volts)
Battery Life: Up to 3.5...
GARMIN Senzor de cadenta 2, monitorizeaza cadenta de pedalare pe masura ce mergeti pe bicicleta, uosr de instalat, se fixeaza pe orice dimensiune de brat pedalier si masoara pedalarile pe minut.