Fangrui Product Details 99 Hours Timing: Free Setting Of Unlocking Time, Up To 99 Hours And 59 Miunutes.after The Timing Is Finished, The Lock Ring Will Open Automatically. Metal Body: The Lock Body Is Made Of High Quality Metal,sharp Edges And Smooth Surfaces, Enhanced Textured Metal Lock.durability And Security. Easy Operatea: Samll Lcd With White Backlight,display The Unlock Time Soft And Clear,3 Small Buttons To Set Hours Or Minutes,easy To Use. Super Standby Time: Universal Usb Micro-usb Rechargeable, Max Standby Time Can Reach Up 500hours Once Full Charge. Widely Use: Lock Up Addictive Objects Such As Cigarettes, Drugs, Cell Phones Or Snacks. Suitable For Kitchens, Gyms, Schools. Battery Capacity: 3.7v/200mah Standby Time: Greater Than 500 Hours Material:metal Colour:black Package Contents: 1 X Time Lock Only The Above Package Content, Other Products Are Not Included. Note: Light Shooting 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.