JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT), Compatible for Most Effect Pedals (Tip Negative)

Input: AC100V-240V, 50/60Hz, 0.2A,4.5W-6.5W.

Output: 9V DC, 800mA, Max 1A (1000mA), Tip Negative (-) Design.

4 way cable daisy chain could power supply for 4 pedals at the same time.

Smart and Professional IC chip for noise reduction and isolation safe protection performance.

Could work for most brands of guitar effect pedals (center negative) also be used to power (tip negative) keyboards.