DIY Mechanical Password Box Material Kit Scientific Experiment Invention Equipment

Feature: 1. Log paint can freely DIY doodle and create your own toy. 2. The initial password for this product is 000. DIY, children need to manually brain to stimulate the children's learning fun. 3. Students can quickly master the experimental principles of any experimental technique. 4. Direct mounting, no additional accessories required. 5. Perfect gift for your kid to have some good fun with. Specification: Material: wood + metal + plastic Size: 13 * 9 * 8cm 5.1 * 3.5 * 3.1in Recommended age: Approx. 4 years Package List: password box material *1 set Installation Guide: 1. Assemble the side of the box and secure it with 7mm screws. 2. Attach two white porous square columns to the faceplate with 7mm screws. 3. Install the faceplate with 7mm screws. 4. Use 10mm screws and small wood chips to install the latch. 5. Install the door panel using 7 mm screws and hinges. 6. Install the lock body and do it. The initial password is 000. Pay attention: When assembling the products, the red cable connects the positive pole of the battery box and the blue cable connects the negative pole of the battery box. All products do not carry batteries; Accessories color is random; not the color. Read carefully before purchasing. Contains small accessories and keen objects. Children must be accompanied by adults. Take care of children and avoid swallowing.