... Counter Down Timer 1.Preset timer ,soft buttons easy to operate 2.Dual line 6 digit display ,counting up or down 3 ... 72*72mm 1.Feature of IBEST Digital Preset Counter Down Timer * Preset timer* Soft buttons operation , easy to operate* Dual ... years* Counting mode: counting up or counting down ,selectable by software* Timer range: 4 digit (99.99s~9999h) , ... SIZE 72*72 mm , One Preset , Counting Down Timer