How to use: To change the sword from Trigger Mode to Decker Mode, just follow the simple transformation steps shown on the product. When using it to read Ultra Dimension Cards or GUTS Hyper Keys, gently insert the card or key into the designated slot. Notice: Keep it away from water and sharp objects to avoid damage. Don't try to disassemble it by yourself. Maintenance advice: Clean the sword with a dry cloth regularly. Store it in a cool and dry place when not in use.