The Silver Snark 2 clip-on chromatic tuner is Snark's most advanced instrument tuner yet! Featuring their "Hyper-Snark Software," the Silver Snark 2 is the fastest and most precise Snark clip-on tuner. It boasts longer battery life than previous Snark tuners, and the addition of vulcanized rubber collars make it the most durable Snark available. Works for guitar or bass.