【Sensitive Touch & Automatic Calculation】The hidden sensor copper sheet provides sensitive hand touch control. Innovatively adds an automatic calculation grade design, allowing you to see your progress at a glance. 【Memory Function】The touch control timer has a memory function that can save up to 3 times, allowing you to replace the time you want to save. Even if you turn off the timer, the previous time settings will be retained. 【Mini Size & Easy to Carry】10.9 x 2.3 x 1.02 inches. Small and lightweight, easy to carry and store. Simply install 2 AAA batteries. (Please note that batteries are not included in the package.) Speed Timer for Cube, Touch Control Timer, Professional Timer Machine with Display, Automatic Calculation Timer, Competition Timer, Educational Toy, Children's Birthday Christmas Present 《 All products are free shipping ♪》 ＼ There are great discount information ／ Please take a look at the profile❣️ ✨✨✨✨✨✨✨✨✨✨ ★ Check all products here ⇨#smilemi☆ ✨✨✨✨✨✨✨✨✨✨ ☘️Please check the actual photos for the condition of the product. ☘️If there are any initial defects or problems Please contact us 【before evaluation】. We will respond properly❣️ We cannot respond after evaluation, Please understand. 17-16 0927