Single-Ball Training Device S336 – Professional Automatic Server & Sparrow Machine
Precision-engineered for solo training with durable ABS construction and reinforced steel swing arm for consistent ball delivery. Features adjustable speed (20-120 km/h) and spin control (top/back/side) to mimic real-game scenarios. Compact yet powerful 600W motor ensures quiet operation (below 50dB) with anti-vibration base for indoor/outdoor use—ideal for tennis, badminton, or baseball drills. Includes 100-ball capacity tray and remote control for seamless adjustments. Designed for coaches and athletes seeking relentless repetition without fatigue. Ultra-portable (12 lbs) with foldable design for storage. Ships globally with bulk-order discounts—train like a pro, anytime, anywhere.