Product Details Fangrui Product Details 1. Digital Display Meets Daily Timing Needs. 2. Magnetic Suction: Easy To Place And Absorb. 3. Timing Function: Accurate Timing, Easy To Master Time, Self-discipline And Science Throughout Life. 4. Small And Exquisite: Portable And Easy To Store, Small And Space-saving. 5. Innovative Led Light Display: Abandon Traditional Digital Display, Reduce The Pressure Brought By Countdown, And Make Life Easier. Long-lasting Battery Life: Worry-free Power Consumption, Removable Battery, Only 2 X Aaa Batteries Are Needed (need To Be Self-matched). Colour:black Material:plastic+ Electronic Components Package Contents: 1 * Timer(without Battery) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection 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.