... , busy, read/writeShock resistance1000GDurabilityWater proof, sand proof, heat tolerant, car dashboardCertificateCE, FCC, ROHSOEMBe customized with your own logo. Logo printing is free for order ... per buyers' needsSample lead time2-3 days without logo printing,3-5 days with logo printingProduction lead time3-5 days(500pcs-1k),5 ...