The results show that 1) approximately 65 % of customs officer can use the web and e-mail service via the tablet to perform the functional import and export. 2) The expected and attitudes of the tablet usage in E-Customs is high about 70% for helping them in working with E-Customs. 3) The usage of the computer/laptops is preferred than the tablet in the function of importing and exporting up to 11 % because the computer/laptop is more effective than tablet e.g., typing, memory, displaying.