MaxLLTo&trade; 2A DC Car Auto Power Charger Adapter Cord Cable For Sirius XM Radio Dock XPVD1 2A DC Car Auto Power Charger Adapter Cord Cable For Sirius XM Radio Dock XPVD1 This charger connects your XM radio/dock/cradle to vehicle lighter power jack for power charging. Input: 12v - 24v. Output: 5V, 2000mA max. ( fit current 2000mA and below ) With IC circuit inside and LED light indicator for preventing overcharging and for short circuit protection. Compact design: light in weight, about 3 ounces. Package includes: 1 unit of car charger.