Engineered for home, sports, and clinical use, auto/manual shut off, 2* AAA batteries included.
Equipped with high precision strain gauge sensor, measuring capacity 198lbs / 90kgs with division 0.2lbs / 0.1kgs.
A maximum grip value display and weak, normal or strong power levels can be saved and easily recalled for comparison.

[Cordless for limited space workout] Freedom to enjoy your workout with our RENPHO smart adjustable skipping rope outdoors or easily switch to cordless jumping using the included weighted cordless jump rope if space is limited. This helps give a real rope skipping feeling without the use of a connected rope.
[Sync your workouts with App] Connect the smart jump rope for adult fitness to the Renpho Fit App (iOS 7+ & Android 4.3+) via Bluetooth to record your skip time, total skip number, calories burned, etc. and save these statistics on a daily, weekly, and monthly basis. Keep track of your workouts and see visible improvements in your performance to achieve your fitness goals.
[3 Challenging workout modes] Choose from Free Jump, Time Countdown & Number Countdown mode for more fun, effective workout that will test the limits of your endurance. Built-in chip and 3 sensitive & precise hall sensors will ensure accurate exercise data free from the hassle of counting by yourself.