Product 1: Fast Charging: Up to 3 Amp of output current. Fast charging USB Type C female to USB A male adapter Product 1: Fast Data Transfer: Standard USB 2.0 data transfer speed. Up to 480 Mbps data transfer Product 1: Plug & Play: OTG adapter. No additional driver/software needed. Do not Support video signals transmission Product 1: Super Durable: Zinc alloy body prevents scratches. Premium USB A connector passes 10, 000+ Push/Pull Test Product 2: [Usb 3. 0 SuperSpeed] up to 5gbps data transfer speed. Fast USB c to USB adapter Product 2: [Plug and play] OTG adapter. No additional driver/software needed. Simple thunderbolt 3 to USB adapter Product 2: [Super durable] Zinc alloy body prevents scratches. Premium USB c connector passes 10, 000+ push/pull test Product 2: [Universal compatibility] Compatible with laptop/tablet/smartphone with a USB type-c port including MacBook pro 2019/2018/2017, MacBook air 2018, Nintendo switch, Samsung galaxy s8/s9