With an on-board rechargeable battery, one fast charge from any USB port, including PC or power bank, the new Snark Rechargeable Clip-on Tuner delivers a charge that will last for weeks to months of regular use, for hassle-free performance. The new Snark Rechargeable tuner also features the company’s Snark tuning software for an even faster lightning speed response, with pin-point precision accuracy. A newly developed rubber coating helps isolate and mute microphonic vibrations and unwanted interference, even in noisy environments.