Celestron elements powertank go
Keep your smartphones tablets gps systems cameras and other usb powered devices as active as you are with powertank gothe ideal outdoor portable charging solution for your electronic gear protected by a durable rubber outer housing powertank go is as rugged as it is portable its crushproof and shockproof plus it can withstand drops of up to 5 meters and downward pressure of 1 000 lbs powertank go boasts the highest rating of dust resistance and is completely water resistant with an