✅ 10 INDIVIDUAL OUTPUT: OTraki power supply is designed for effect pedals. With 10 isolated output: 9V 100mA port x 7, 9V 500mA port x 1, 12V 100mA port x 1, 18V 100mA port x 1. Short circuit in one channel won't affect other channels' function. | ✅ LED POWER INDICATOR: Turn on LED indicator lights switch, all lights will normally go on after power connected and LED light goes out in the case of a short circuit, which helps locating faults among many effect pedals when there were short circuits. ✅ ATTENTION: The black switch in the top left corner is just led light switch, not power off switch for pedals. If you want to turn off the whole power supply, you need to unplug the power adapter. | ✅ UPGRADED - LOWER NOISE: Built in a powerful noise filter and equipped with an upgraded power adapter, this pedal power brick is greatly improve noise problem. It is quiet for you to enjoy playing with clear and firm sound. | ✅ SHORT-CIRCUIT / OVER-CURRENT PROTECTION: 10 independent output, and each channel has separate short-circuit and over-current protection. The pedal board power supply will protect the main body and the effect when one port is short-circuited due to misuse or accident. | ✅ EXCELLENT HEAT DISSIPATION: The pedal power supply adopt superior heat radiation aluminum alloy material to keep stability. Selected IC chips with less heat generation, enough space inside the equipment for fast cooling down.