Login
MZ-Switch Heart Rate Monitor
MZ-Switch Heart Rate Monitor
MZ-Switch Heart Rate Monitor
 Next

MZ-Switch Heart Rate Monitor

Marsoni M251S
Sale price$149.99
Pay 4 payments of $37.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
MZ-Switch Heart Rate MonitorThe world's first interchangeable exercise tracker for the gym, outdoors or in water. Monitor your heart rate on your chest, arm or wrist. Three times the motivation and three times the fun, with a light indicator and built in memory so you can see your zone without a phone, and up to six months battery life on one charge.
Easy Shipping

Quick Dispatch:

Your MZ-Switch Heart Rate Monitor orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your MZ-Switch Heart Rate Monitor ships.

Need Help?
Questions about MZ-Switch Heart Rate Monitor, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for MZ-Switch Heart Rate Monitor in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 1244 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
E
Verified Purchase
Everything else It's OK, but needs a stronger magnet
Waukegan, US
★★★★★ 5
Keeps everything in one place
Color: Black Oval, Color: Black Oval
Good size, looks good and helps with organization
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 12, 2025
K
Verified Purchase
Kristen
Dallas, US
★★★★★ 4
Cute & works!
Color: Black Oval
A little smaller than anticipated. I wish the key hanger stick was a little bit taller, but it holds out keys and sunglasses right by the front door
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
H
Verified Purchase
Henry Rivas
Bozeman, US
★★★★★ 5
Uhhh
Color: Black Round
Very nice easy assembly very sturdy and cool
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 19, 2025
J
Verified Purchase
Jan Ray
Lake Worth, US
★★★★★ 5
Find your keys much easier
Color: Black Square
We now know where are keys are all the time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
B
Verified Purchase
Brian Lund
Port Orchard, US
★★★★★ 5
Solid
Color: Black Oval
Solid exactly what it looks like great for price and a modern setting
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026

recommand products

WSM Piston Rings Yamaha 225 YFM 86-88 .5mm Over - 51-538-05, 29U-11610-20-00
WSM Piston Rings Yamaha 225 YFM 86-88 .5mm Over - 51-538-05, 29U-11610-20-00
18.45
 WSM Seadoo 650 Piston Kit '93-'96, 010-816-04K .25mm SIZE 78.25MM OE 290886545
WSM Seadoo 650 Piston Kit '93-'96, 010-816-04K .25mm SIZE 78.25MM OE 290886545
67.56
 WSM Yamaha Starter Solenoid PH375-AYA05
WSM Yamaha Starter Solenoid PH375-AYA05
24.77
 WSM GEAR SET MERCURY / MARINER 105 - 200 HP V6 92-98 1.87:1 RATIO 444-52, 18-155
WSM GEAR SET MERCURY / MARINER 105 - 200 HP V6 92-98 1.87:1 RATIO 444-52, 18-155
374.99
 WSM Service Kit Kawasaki 1500 250 / 260 / 300 / 310 - '07-24 - 005-105
WSM Service Kit Kawasaki 1500 250 / 260 / 300 / 310 - '07-24 - 005-105
136.46