2025 New Curaball Hand Exerciser with Counter, Auto-Start Wrist Trainer Ball with Led Lights, Gyroscopic Wrist Exercise Ball for Strengthen Arms, Fingers and Muscles Workouts (Black#1, with Counter)

Brand: oputemon

Color: Black#1

Features:

• 【Curaball Hand Exerciser with Counter】The Curaball hand exerciser features an innovative gyro design where resistance increases as rotation speed rises. It automatically adjusts training intensity from warm-up to explosive power without any buttons or settings, effectively strengthening your hand, wrist, and forearm muscles.
• 【Heavy-Duty Metal Construction】Engineered with a durable aluminum alloy shell and steel rotor, the Auto-Start Wrist Trainer Ball offers unmatched stability, smooth spinning, and long-term durability. Weighted structure to enhance stability and force feedback, suitable for advanced training, making it ideal for seeking high-intensity grip and forearm training.
• 【Automatic Start System & Counter】built-in spring core system, (follow arrow direction) no need to pull rope, Start your workout anytime, anywhere. No batteries, no setup, instant use. Curaball Hand Exerciser with Counter, offers enhanced stability and realistic force feedback. A simple push starts the device instantly, allowing easy training anywhere.
• 【Variable Resistance Training】 Generates progressive resistance from 0-50lbs equivalent force based on rotation speed for adjustable workouts. The faster you spin, the greater the resistance, ranging from light rehab-style tension to intense strength-building force (up to 50 lbs). Ideal for warm-ups, recovery, and progressive strength training.
• 【Auto-Start Wrist Trainer Ball】Ergonomic silicone grip, comfortable and non-slip, you can hold it firmly even if you are sweating. Gyroscopic Wrist Exercise Ball with a storage bag, light and easy to carry. Can be used at any time at home, in the office or on the road, relieve fatigue, enhance grip strength, help rehabilitation and health management.

model number: o-164560

Details: Specifications:
Name: Curaball Hand Exerciser
Material: ABS + Alloy Core
Size: 7.2×7.2×5.8cm/2.83×2.83×2.28in
Weight: 230g / 0.5lbs
Color: Black
Resistance: Up to 50 Lbs Torque
Applicable Scenarios: Arms, Fingers and Muscles Training
Auto-Start Design: No batteries, no hassle—just twist and go.
Packing Includes:
1Pc * Cura Ball Hand Exerciser
1Pc * Safety Wrist Rope
1Pc * Storage Bag
Service:
- If you have any questions, you can contact us by email. We will provide you with the best quality service within 24 hours.