HAL3144SO by Hallwee Design and production,in SEHOT CO., LIMITED Spot sales,And can pass SEHOT CO., LIMITED Purchasing。HAL3144SO Price reference $ 0.082463。HAL3144SO - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information HAL3144SO Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial