Features: 1.E?B?G?D?A?E is used in electric or acoustic guitars 2.Hand?tuned brass reeds, each of which electronically measures pitch accuracy 3.Made of the highest quality ABS plastic with ribbed lip ? shaped blowpipe 4.Compact, portable and easy to use ? requires slight blowing to produce the loudest and clearest notes 5.Help develop learning skills by listening and matching notes specification: E-B-G-D-A-E is used in electric or acoustic guitars Hand-tuned brass reeds, each of which electronically measures pitch accuracy Made of the highest quality ABS plastic with ribbed lip - shaped blowpipe Compact, portable and easy to use - requires slight blowing to produce the loudest and clearest notes Help develop learning skills by listening and matching notes : Type:Tuner Pitch Pipe Material: ABS Plastic Weight: Approx.35g/1.2oz Package List: 1 x Tuner Pitch Pipe Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. PackageList:1 xTunerPitchPipe(Random stickers)