Smart Automatic Guitar Tuner

Precision tuning, zero hassle — just play.

Why it rocks

• Auto-tunes your guitar in seconds — no more manual winding or guesswork.

• Smart LCD display gives instant, real-time pitch feedback for perfect accuracy.

• Built-in motorized string winder saves time and finger strain during string changes.

• Rechargeable 3100 mAh battery powers hours of continuous tuning on the go.

• Compact, durable, and road-ready — the modern player’s ultimate tuning tool.

Details & specs

• Type: Smart automatic guitar tuner & string winder

• Model: ST1

• Material: ABS plastic housing

• Color: Black

• Size: 56 × 34 × 113 mm (≈ 2.2 × 1.3 × 4.4 in)

• Weight: 173 g (≈ 0.38 lb)

• Motor Power: 21 W

• Battery: 3.6 V 3100 mAh rechargeable (USB-C, 5 V 2.1 A)

• Charging Time: ≈ 3.5 h

• Runtime: ≈ 5 h continuous / 8–9 h standby

• Display: 12 × 29 mm LCD

• Origin: Mainland China

• Chemicals of concern: None declared

How to use (quick)

1. Attach the tuner to your guitar’s tuning peg.

2. Power on and select the tuning mode.

3. Strum the string — the tuner adjusts automatically to perfect pitch.

4. Recharge via USB-C when battery indicator appears.

What’s in the box

• 1 × ST1 Smart Automatic Guitar Tuner

• 1 × USB-C Charging Cable

Notes

• Design and label placement may vary slightly by batch.

• Allow ±1–3 cm size variation due to manual measurement.