Cryptex Da Vinci Code Mini Cryptex Lock Puzzle Box with hidden compartments Anniversary Valentine's Day Romantic Birthday Gift Gift for her Mysterious box for her boyfriend, there is enough space to hold jewelry, keys, secret notes or anything of value Small objects. Romantic and mysterious wedding gift Valentine's day fun gifts Smart toys to exercise children's reasoning ability Unique choice of family puzzle games A good helper to hide secret objects such as keys and small notes Steps to modify password: 1. Set the password to ILOVEU and align it with the arrow, and take it out. 2. Use the screwdriver provided in the box to tighten the screws on both sides of the cylinder edge. 3. Delete all 6 password circles. 4. Set the letters according to the password you want, and align them with the internal slot of each password ring Assemble it. 5. Complete the assembly. 6. If you have any questions, please refer to the picture introduction in the purchase link. Package Dimensions : 7.4 x 5.3 x 2.8 inches? 2.05 pounds Keyword? puzzles for adults_the davinci code_hellraiser puzzle box_jewelry box?hanayama puzzles_money maze puzzle box_money maze_puzzle box_da vinci code cryptex_ugears treasure box_japanese puzzle box?da vinci code mini cryptex_money puzzle box?money puzzle_da vinci_birthday her_da vinci code puzzle box_cryptex puzzle box_puzzle jewelry box_maze puzzle box_puzzle lock?brass dice_boxes for gifts?secret compartment_puzzle box for adults_chinese puzzle box_birthday her_gag gifts