The RockBoard by Warwick Power LT XL is a rechargeable power station made with effects pedals in mind.  This allows you to do a gig without worrying about plugging in your pedalboard!  No more 9v batteries dying mid song!  No more searching for outlets on dark sticky stage floors!  The Rockboard Power LT XL is loaded with powerful long lasting rechargeable lithium-ion batteries.  Power your effects pedals up to approximately 50 hours with hum free 9v DC current.  Recharge time is approximately 7 hours.  You can also charge your cell phone or iPad with a USB output!

Rockboard by Warwick Power LT XL Specifications:

• Mobile rechargeable power station for effects pedals
• Can also be used to charge smartphones, ipads, 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 filtered 9v DC outputs 2.1mm x 5.5mm, polarity center 1,000mA each
• 1 x USB output (5V, 1,000 mA)
• 1 x micro-USB input (5V, 1,000 mA) for charging
• Charge level indicator with 4 LEDs
• Power supply / charger (5v 1,000 mA) included
• Multiple power adapters for worldwide use included
• 1 x USB to micro-USB cable (50cm) included
• 2 x power cables (50cm) included
• 1 x daisy chain cable with 5 outputs included
• Dimensions: 115mm x 22mm x 58mm
• Weight: 230g
• Charging time approximately 7 hours
• https://www.oosthavens.co.za/product-category/guitars/pedals-d-i/
• https://youtu.be/e_5rrJOMAGc