Voxred Turbo Charge TB550 Reusable Portable Cellphone PDA Charger for Palm CENTRO 960 LIFEDRIVE TREO 650 TREO 680 TREO 700P TREO 700W TREO 700WX TREO 750 TREO 755P TUNGSTEN E2 TUNGSTEN T5 TX Voxred Turbo Charge Reusable Portable Cellphone PDA Charger (TB550). Portable, reusable charger that uses patent-pending, proprietary DualAlgor Chip technology to fully charge cell phones. Travelers - Dont worry about bringing a power cord or looking for an outlet while traveling. Business Executives - Dont miss another important call due to a dead battery ever again. Keep this Portable Charger in your briefcase or overnight bag to ensure your phone or PDA is fully charged where ever you go. Parents  keep in your car in case of an emergency or long car rides and for your kids to keep their phones charged while they're away from home.