Free Shipping. New NEXTEL I58 XTREME Rapid Charging Car Charger, only &9.99. We manufacture all NEXTEL I58 XTREME car charger to match with the exact OEM standards. NEXTEL I58 IC Chip reads battery capacity, conduct rapid charge, tehn switches to idle charge that helps extends battery life by not over charging. XTREME Car Charger for NEXTEL I58 with IC Chip in stock.