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Activity Monitors

Shop the best prices on 25,532 great value activity monitors. Shopping for activity monitors is easy with Fruugo, with SALE discounts, offers and savings on Chronus, SUNSKY, HOD Health & Home and more. Buy activity monitors online safely with Fruugo, with secure payment and fast shipping to Japan.

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1 - 32 of 25,532
Polar Heart Rate Monitor Watch - Waterproof Fitness Sport Running HRM with Wireless Pulse Sensor
¥4,599 Save ¥3,491 RRP: ¥8,090
Waterproof Pulse Wireless Polar Heart Rate Monitor Watch with Cardio Sensor Chest Strap
¥9,190 Save ¥9,200 RRP: ¥18,390
Pedometer Seniors Step Counter for Walking Electronic Accurate Step Tracker for Walking Running JP
¥1,149 Save ¥2,200 RRP: ¥3,349
F57l Blood Glucose Monitoring Smartwatch, Fitness Tracker with Blood Pressure Smart Watch for Men Women
¥3,449 Save ¥3,441 RRP: ¥6,890
Polar Heart Rate Monitor Chest Strap - Waterproof Wireless HRM Sensor for Fitness Running & Cardio Training (FM18 Model)
¥6,690 Save ¥9,400 RRP: ¥16,090
Pedometer Seniors Step Counter for Walking Electronic Accurate Step Tracker for Walking Running DS
¥1,249 Save ¥500 RRP: ¥1,749
Waterproof Pulse Wireless Polar Heart Rate Monitor Watch with Digital Cardio Sensor and Chest Strap HK709
¥3,199 Save ¥1,600 RRP: ¥4,799
Waterproof Pulse Wireless Polar Heart Rate Monitor Watch Digital Cardio Sensor Fitness Sport Running Hrm Heart Rate Chest Strap_FC10
¥4,499 Save ¥3,991 RRP: ¥8,490
Pedometer Seniors Step Counter For Walking Electronic Accurate Step Tracker For Walking Running Fruu
¥6,790 Save ¥7,500 RRP: ¥14,290
Polar Style Heart Rate Watch Cardio Fitness Digital 53khz Sports Wristwatches Running Cycling Heart Rate Monitor Chest Strap
¥7,290 Save ¥1,900 RRP: ¥9,190
2025 Adult Smartwatch Smart Watch Adult Android 2024 360*360 Blood Pressure Fitness Tracker Smart Watch Bluetooth Call Waterproof
¥14,690 Save ¥14,600 RRP: ¥29,290
E400 1.39 inch Smart Watch IP68 Waterproof Sports Bracelet ECG+PPG Health Watch with Body Temperature and Blood Oxygen Monitoring
¥5,990 Save ¥1,200 RRP: ¥7,190
2025 SR500 Smart Ring Women Heart Rate Blood Oxygen Sleep Monitor IP68 Waterproof Multi-sport Mode Tracker Smartring Men Gifts
¥10,990 Save ¥5,400 RRP: ¥16,390
3D Pedometer for Walking Steps & Miles, Portable Step Counter with Distance Tracker for Walking & Running
¥2,149 Save ¥2,700 RRP: ¥4,849
Pedometer With Clip To Accurately Track Steps And Milesl20241206117
¥1,499 Save ¥3,600 RRP: ¥5,099
fitness tracker with lcd display and step counter
¥1,799
Smart Chain Bracelet for Women Bluetooth Connected APP Multi Sports Heart Rate Blood Oxygen Sleep Mo
¥4,699 Save ¥1,091 RRP: ¥5,790
R06 Smart Ring Men Women Health Monitoring Heart Rate and Blood Oxygen Monitor IP68 Waterproof Multi-sport Mode
¥6,490 Save ¥3,000 RRP: ¥9,490
Polygraph Machine Lie Detector Test Testing Truth Dare Game Stag Hen Adult Party USB Polygraph
¥24,190
5X Chest Belt Strap for Polar for Sports Wireless Heart Rate Monitor
¥2,449 Save ¥3,041 RRP: ¥5,490
GlucoCare SOS Smart Watch for Men Women, Sports Watch with Call and Message Function, Android/iOS Compatible (Pink) 26s
¥10,190 Save ¥10,100 RRP: ¥20,290
Pedometer Watch, New Smart Sports Fitness Bracelet Record Calories, Distance, Step Counter, Easy Operation Walking Wrist Band Digital Step Counter
¥1,349 Save ¥3,500 RRP: ¥4,849
Polar Style Heart Rate Watch Cardio Fitness Digital 53khz Sports Wristwatches Running Cycling Heart Rate Monitor Chest Strap - JA
¥7,690 Save ¥6,000 RRP: ¥13,690
R10 Smart Ring Size 14 Compatible with iPhone Samsung
¥8,690 Save ¥3,500 RRP: ¥12,190
Polar Style Heart Rate Watch, Cardio Fitness Digital Sports Wristwatch with Chest Strap
¥8,790 Save ¥8,400 RRP: ¥17,190
116 Plus Smart Watch 1.3 Inch TFT Color Screen IP67 Waterproof Sports Smart Watch with Bluetooth Message Reminder Black
¥1,649 Save ¥950 RRP: ¥2,599
Walking pedometer for seniors - Easy-to-use step counter
¥2,049 Save ¥1,000 RRP: ¥3,049
w F57l Blood Glucose Monitoring Smartwatch, Fitness Tracker with Blood Pressure Smart Watch for Men Women
¥14,390
Polar Heart Rate Monitor Watch with Wireless Pulse Sensor
¥4,449 Save ¥5,641 RRP: ¥10,090
Charger Cable For Amazfit Gts 2, Gts 2 Mini, Gts 2e, Gtr 2, Gtr 2e, Gts 4 Mini, T-rex Pro, Bip 3, Bi
¥1,149 Save ¥850 RRP: ¥1,999
Outdoor Pedometer 3D USB Rechargeable Accurate Step Counter for Fitness Walking and Hiking
¥4,249 Save ¥1,241 RRP: ¥5,490
Fitbit Smart Watch Gym Band Fitness Tracker Heart Rate Monitor Sports Watch NEW-M
¥2,499 Save ¥2,000 RRP: ¥4,499