FEIERDUN DB1 QuickDial Adjustable Dumbbell Set, 15-in-1 Adjustable Weights with Storage Box & App, 105lb/52.5lb Quick Change for Drop Set, Superset & HIIT Home Gym, Non-Slip Handles, 3-year Aftersale Service

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About this item

• 1-SECOND WEIGHT SWITCH: Single-hand rotary dial for this dumbbell set. 5 lb to 52.5 lb in 1 second. No waiting. No cold muscles. Perfect for drop sets, supersets, and HIIT workouts where every second counts
• TIME SAVING: Save 8-10 minutes per workout. That's 300+ extra sets over 12 months. More exercise. More gains. Same dumbbell. These weights are ideal for home gym users who want efficient training
• 15 WEIGHT SETTINGS: 15 precise settings from 5 to 52.5 lb (2.5 lb increments). Light zone: +2.5 lb for shoulders. Heavy zone: +5 lb for deadlifts. One weights dumbbells set, two training paces
• SOLID & DURABLE: Synthetic steel core + triple-layer premium locking discs for this weight set. No wobble. Zero recalls. 50,000+ test cycles. Shake it. Row hard. Drop it. Train with peace of mind
• COMPLETE SYSTEM: This dumbbell Includes FREE workout app (FED Fitness – 100+ workouts, no subscription) + sturdy storage base + portable carry strap. Fits under bed or in closet. Perfect for apartment, garage, or small home gyms
• 1095-DAY FEIERDUN CARE+: Full coverage on locking mechanism, adjustment dial, and all load-bearing parts. 3 years of protection. Train like you own these free weights. We've got your back