Universal SAE terminals - Easy to connect to most vehicle battery. Power switch design - Cut off the power when not in use to avoid over-discharging the battery. LED power indication - Monitor the charging status at any time. New USB cap - New design rubber cap, waterproof and IP54 dustproof. Super durable and safe - 18AWGx2C SPT-2 cable, durable ABS, high temperature and corrosion resistant material, very durable and safe. Specification: Black color Material: ABS+PVC Weight: 99g Cable length: 1.8m Input voltage: 8V-28V / ± 4.0V Output voltage: 5V ± 0.25V Output current: 3.1A max Note: Due to the light and screen setting difference, the product color may be slightly different from the picture. As manual measurement is different, please allow slight size differences. Shipping Quantity: 1 Piece