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Dear Expert,\n\nI believed in using external driver than a built-in for powering LED lamp.\nPlease advise on how to size up an external constant driver/PSU driving 10pcs of 3W 12V LED lamp connected in parallel.\nForwarding current is 350mA each.\n\nYour prompt respond is highly appreciated.\nThank you\n\nBRegards,\nTomi Goh