Compara los mejores precios de FMOPQ Auto-Start Power Wrist Ball, Gyro Hand Grip fortalecedor, ejercitador de antebrazo con Luces LED, Equipo de Entrenamiento de Fuerza este Black Friday

Ficha del producto

【AUTO START DESIGN】Our upgraded wrist trainer ball, you only need to push the core in the direction of the arrow, Push it to the top, then quickly release it and rotate your wrist so that your wrist rotates with the rotation of the core.. 【NEW DESIGN WITH LED】Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning, no battery needed, powered by rotating the wrist. Rehabilitates sore muscles, Kill the time & Add fun!. 【HIGH QUALITY】 The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand.. 【NO BATTERIES】 Impact Resistant structure with Military-grade plastic shell. The LED light is not powered by batteries. It's battery free. No need to worry about power running out.. 【SUITABLE FOR SPORTS TRAINING】 Highly beneficial grip strength trainer for golf, tennis, climbing, cycling, basketball, cricket, martial arts and with improved playing performance for pianists, drummers & guitarists.