Tekkeon's Sunbooster 6 Pin adapter to increase the charge of the Tekkeon myPower ALL Plus 3450 R@. 3450i and 3750 external laptop battery with Sunlinq folding solar panels. The Sunbooseter has an intelligent design to boost the solar panel voltage to charge myPower ALL Plus 3450 R2 3450i R@ and 3750 R2 . Without the Sunbooster cable you will need full sunlight to charge the myPower All Plus 3450 with the Sunlinq 12 Watt Solar Panel. With the sunbooster the Sunlinq solar panels still charges the Tekkeon myPower All Plus 3450 at less than perfect sun conditions.  

Vital adapter if charging the Tekkeon myPower All 3450 R2 with the Sunlinq 12 watt panel and recommended with Sunlinqs 25 watt panel.