Featherweight Power, Unlimited Possibilities. The RockBoard RBO Power LT XL is a rechargeable power station for effects pedals, independent from the wall outlet. No more worrying about your 9V batteries dying mid song. You can also forget about searching for a wall outlet on stage to power your pedal board. The RockBoard RBO Power LT XL is equipped with powerful and long-lasting, rechargeable lithium-ion batteries, to supply effects pedals up to approx. 50 hours or more with hum free 9V DC current. Recharge time for the unit is approximately 7 hours. Features: Mobile rechargeable power station for effect pedals Can also be used to charge smartphones and other USB devices 3 high-performance li-ion batteries 6,600 mAh battery capacity Rechargeable while in use ON/OFF button 2 x separate 9V DC outputs, 2,1 x 5,5 mm, polarity (-) center (1,000 mA each) 1 x USB output (5V, 1,000 mA) Incl. multiple power adapters for worldwide use 1 x micro-USB input (5V, 1,000 mA ) for charging Charge level indicator with 4 LEDs Incl. power supply/charger (5V, 1,000 mA) Incl. 1 x USB to micro-USB cable (50 cm) Incl. 2 x power cables (50 cm) Incl. 1 x daisy chain cable with 5 outputs (155 cm) Incl. 5 x plastic caps for covering unused daisy chain outputs Charging time approx. 7 hrs Dimensions (W x H x D) 115 x 22 x 58 mm Weight 230 g