The brunton resync 6000 power pack has been designed for recharging in emergency situations it features an integrated 75 watt solar panel as well as dual usb output fully weatherproof and shock proof the brunton resync 6000 is well prepared for use on any adventure the shock absorbing silicone exo shell compliments the low profile design of the 21a output charger perfectly fitting neatly into your pocket it39s the perfect piece of kit for when you need to power your phone tablet