PRECISION TUNING: Engineered with an ultra-accurate piezo transducer, Guitar tuner effortlessly detects your instrument's vibration via direct contact, ensuring a quick and precise tuning every time. Its wide calibration range of 410-460Hz is perfectly tailored for optimal results, significantly outperforming ambient sound interferences, making it the Perfect tuner.UNMATCHED LEGIBILITY: Designed with an advanced high-definition TFT screen, Offers a superior user experience. Perfectly readable even under bright lights, either from sunlight or stage lights, making your tuning process smooth and straightforward as the notes flow into your screen effortlessly, ushering you into a of tuning experience.360-DEGREE ROTATABLE CLIPS: Offers unrivaled viewing angles and maximum positioning flexibility. Adaptable to left or right-handed instruments, and perfect for instruments with either small or headstocks. Perfectly suitable for acoustic and electric guitars, basses, mandolins, banjos, ukuleles and .EASY RECHARGE: Save the hassle of changing or buying batteries, and enjoy hours of continuous tuning with our rechargeable tuner. Simply charge it via the supplied USB cable plugged to any 5V USB power source whenever you need.ENVIRONMENTALLY FRIENDLY: Designed with an ultra-low power consumption feature and an automatic shut-off function that activates in 3 minutes of inactivity, our tuner saves energy, making it highly energy-efficient while prolonging the battery lifespan.Name: Anoma tunerModel:AT-800Cents:-50~+50 centsPickup range: A0 (27.5Hz) ~ C8 (4186Hz)Tuning Project: Twelve Equal TemperamentA4 frequency: 410Hz~460HzTuning error: 0.5 centsSize:80x41x27mmNote name display: A, A#, B, C, C#, D, D#, E, F, F#, G, G#Power supply: Rechargeable battery 37V/90mAhCharging time is about 1.5 hoursCharging voltage USB powered 5VBattery life: about 3 hoursColour:blackMaterial:plasticPackage Contents:1 x Guitar tuner1 x Magnetic charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.