This RV provides important reminders you should verify when preparing to connect or disconnect your RV. It comes with the item list as shown or you can specify different items and their sequence (limit 10 items)If You to Develop a Good Habit, Turn the Button at the Back to a Check After Finishing a Certain Item on the List Day. This Reminds You Day, and You Will Develop a Good Habit over Time.Made of Plastic Material, It Feels and Has No Burrs, the Button Connection is Strong and Not Easy to , and the Service Life is Long.The Durable Family Notepad Has an Exquisite Appearance. Unique Design Allows Slider to Be Moved, It Remains in Place when Selecting or Deselecting It. It is Flexible and Convenient, and is Suitable for Daily Use.The Paper in the Board is Detachable and Can Be Replaced with the Remarks You Need. It Can Be Reused Day to Help You Do Things Logically and Clearly.This Note Board Can Be Used As a Perfect Gift for Family, and Colleagues on Thanksgiving, Christmas, Birthday and Other Holidays.Colour:WhiteMaterial:plasticSize:20 x 12 x 5cm Package Contents:1 * RV MemoOnly the above package content, other products are not included.Note: Light 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.