Universal power pack works on all RCA inputs. (Not recommended for Inkjecta first gen tattoo machines) Direct plug in style. Each battery lasts from 4-6 hours and weighs roughly 2oz. The battery has 5 speed adjustments with voltage light indicator. Small with easy to use instructions: Press and hold power button to turn on battery pack. Double tap power button to change voltage. Press and hold the power button to turn off battery pack. Voltage Indicator: 1st light:6v 2nd light:7.5v 3rd light:9v 4th light:10.5v 5th light:12v Package Includes: 2 battery packs and 1 USB Charging Cable. (5v charging block recommended but not included) 
Please see return policy for return information. Shipping Handling costs are not refundable. Return shipping cost will be paid by buyer. (60 Day Warranty!)
• 4-6 hour battery life
• 2oz
• 5 Power Presets 6v 7.5v 9v 10.5v 12v
• Power button pauses and restart battery
• Fits RCA Powered Machines
• Charging cable included
• 30 Day Warranty!

JetPack Wireless Battery RCA (SET OF 2)