Rangale New DC Power Port Connector for Samsung NP-N148 NP-N220 NP-QX410 NP-QX510 NP-R525 NP-R540 NP-R580 NP-R730 Please check both the model and picture before biding order. New and high quality Warranty:5 months quality For SAMSUNG NP-N148 NP-N220 NP-QX410 NP-QX510 NP-R525 For SAMSUNG NP-R540 NP-R580 NP-R730 NP-R780 NP-RV510 NP-SF510