2 pcs Electronic Accessories:1 x Voltage Step Up Boost Module & 1 * Type-C USB to 2.0 OTG AdapterOTG adapter (on the adapter) gave you a direct and convenient way to share data, files, video, audio between two digital devices, such as MP3, MP4, mobile phone and tablet.Use your smartphone easier by connecting the USB keyboard / USB mouse.Silicone shell and hat protects the item perfectly.Banana plug to banana plug to test hook clip probe test lead cables are frequently used in school physics laboratories to quickly and cheaply assemble circuits.They are useful for connecting components to wires.Easy for installation and safety for use with the insulation plastic boots covered.Suitable for 5-pin Micro-USB smartphone.Product Name: Voltage Step Up Boost Module;Input Voltage: 0.9-5VDCOutput Voltage: 5VDCInput Current: 600mATotal Size: 34 x 16x 10mm/ 1.3inch x 0.63inch x 0.4inch(L*W*T)colour: Black + silver + BlueMaterial: PC+ metal + Plastic, PCB, CopperPackage Contents:1 x Voltage Step Up Boost Module1 * Type-C USB to 2.0 OTG AdapterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.