Brunton revolt xl 9000mah power pack description the revolt 9000 is for those who rely heavily on usb optimized hand held electronics to power their adventure shockproof and weatherproof the revolt 9000 is adventure armored tm to endure the pounding and extreme elements faced when leaving the grid in the rearview mirror features provides up to 6 smartphone charges shockproof and weatherproof ipx5 rated debris and waterproofing shock absorbing silicone exo shell protects agains