12V Lithium ion Battery Pack 11.1V/9000mAh 99.9Wh Portable Power Bank DC 12/9V and 5V USB Multiple Output for LED Light Strip CCTV Camera Heated Jacket Mobile Spectra Pump and More

Capacity 11.1V 9Ah
DC port: Inner Positive(+) Outer Negative(-). The size of the 12V output port is DC5521 9V port is DC5525. 5V USB 2A Max. 9V/1A 12(voltage range is 12.6V ~ 9.0V )/6AMax. Three port DC output multi-function lithium ion battery pack. Compatible with any 11.1V 12V LED strip light products CCTV Camera IP Camera Essential Oil Diffuser LED Panel Amplifier Modem Echo Show 8 Car DVR Spectra S2 breast pump. 5V USB for smartphone and more.
NOTE: our package not include the USB cable. This lithium ion battery pack also runs some of robotic telescopes fine. 9V DC output suitable for Guitar Multi-Effects Pedal Processor and more. Please note our battery DC port is inner Positive(+) outer Negative(-). But most guitar pedal input port is inner Negative(-) outer Positive(+). If you want to use this battery to power the guitar pedal you must need a reversed polarity cable to connect the pedal with our battery or will damage the guitar pedal. Our package not include this reversed polarity cable. Must be confirm the polarity before you connect it. Please be sure to turn on the switch of the battery (at position -) for charging. If not it will not charge. If you have any questions please contact us to get support we will do our best to help you.