Features 1、1.Multi-function: The mini printer can print photos, labels, messages, lists, records, QR Code,voice note and support web printing. 2、2.Simple Connection Method: The portable printer supports wireless BT connecting with smartphone and easy to use. (Please connect the mobile phone with the printer in app interface) 3、3.Useful for Students and Parents: A perfect replacement of conventional copying by hand,help improve the efficiency of parents coaching their kids and students learning to solve problems. 4、4.Simple Connection Method: Support Wireless BT connecting with smartphone and easy to use. 5、5.Convenient for Your Life: Can record the scenery you see, record his or her sweet words, fun and practical. Built-in 1000mAh rechargeable battery, the thermal printer does not need ink cartridge when using, low operation cost. Specification Description: As a model enthusiast, you may need to take apart or put together your models sometimes, then this set of socket nut driver will come in handy. 4 different size of hex socket nut drivers in this set will meet your basic need and help you a lot during model repairing. Wait no more and get them now. Features: These socket nut driver handles are made made of high quality aluminum alloy, well processed by precision CNC.High speed steel nut driver sockets have brushed finishing surface and are more sturdy than common bits.This set contains total 4 socket nut drivers in different sizes of 4.0, 5.5, 7.0, 8.0MM that meet your need.Beautiful designed handle is light weight and ensures a comfortable use. They can be widely used for repairing or assembling remote control cars, model airplanes, etc. Specifications: Material: Aluminum alloy(handle), HSS(nut driver bit) Surface Finishing: Brushed finish Nut Driver Socket Size: 4.0MM, 5.5MM, 7.0MM, 8.0MM Weight: 214g(approx.) Package Includes: 4pcs x Hex Socket Nut Drivers Package List