D'Addario PW-HPK-01 Auto Humidity Control System Patch Cable Luminous knobs for low light

Luminous knobs for low light visibility

From our light electric strings to our heavier gauges

tweak-able to personalize your preset

simply you can switch between “Clean Mode” and “Clip Mode” by holding the switch for 1 second

We use type 52 alloy designed for use in the aerospace industry allowing Ultramag strings to maintain their tuning in the most extreme environments

D'Addario PW-HPK-01 Auto Humidity Control System Patch Cable Luminous knobs for low lightD'Addario Humidipak is the only maintenance free, two way humidity control system for guitar. It automatically maintains the optimal 45% 50% relative humidity level within your instrument case, eliminating the guesswork and potential mess related to refilling a humidifier. No more manual adjustments based on seasonal changes, geographic locations, temperature, or other factors.