digital kitchen timer, large magnetic led countdown timer with constant light function for classrooms, 3-level volume, quiet egg timer for children and the elderly bosai <b>the function of the bosai digital timer</b> </br></br> small and handy,</br></br> easy to use.</br></br> with magnetic holder. non-slip rubber coating. easy to place any iron surface and stick it to the fridge, door, etc.</br></br> memory function.reminder of the last countdown, automatic standby</br></br> time up to 99 min, 59 sec.</br></br> quality plastic material (abs) for long-lasting use</br></br> <b>specification</b></br></br> weight:90g</br></br> material: abs</br></br> voltage: 4.5v</br></br> length: about 78mm</br></br> installation: for hanging or lay flat on the table</br></br> working temperature: 0-50 degree</br></br> time of endurance: 4-6 months</br></br> timing range: 0-99 minutes and 55 seconds</br></br> 3-level delay alarm to remind, mute , 60-75db, 80-90db</br></br> constant light mode will keep timer light up when working and keep you see the time across the room