Another good find at fasttech.com - a couple different mobile 18650 power packs that could make a decent box mod. I'm always on the lookout for non cheap plastic boxes that aren't too bulky. These are aluminum and look pretty nice.
$13.20 Ruinovo 102 DIY 1A 2*18650 Single USB Output Mobile Power Pack Battery Charger w/ 2-LED Illumination - stepless adjusted LED lights at FastTech - Worldwide Free Shipping
$12.99 Ruinovo 302 DIY 1A/2.1A 3*18650 Dual USB Output Mobile Power Pack Battery Charger at FastTech - Worldwide Free Shipping
Let me know if any of you decide to try one out.
$13.20 Ruinovo 102 DIY 1A 2*18650 Single USB Output Mobile Power Pack Battery Charger w/ 2-LED Illumination - stepless adjusted LED lights at FastTech - Worldwide Free Shipping
$12.99 Ruinovo 302 DIY 1A/2.1A 3*18650 Dual USB Output Mobile Power Pack Battery Charger at FastTech - Worldwide Free Shipping
Let me know if any of you decide to try one out.