Features: 1. Large LCD display, easy and convenient for reading the digits. 2. Loud and clear alarm sound, can be heard clearly in another room, very practical. 3. 2 in 1 placement, either use the magnet on the back to attach to a fridge door or pull the retractable stand to have it stand on any flat surface. 4. Press 'M' button to set minute value, press 'S' button to set second value and press 'M' 'S' button simultaneously to ZERO status. 5. It can be used as a stopwatch as well as a countdown timer, ideal for cooking food, homework, sports and classroom timer activities. Specification: Condition: 100% Brand New Material: ABS Max Countdown: 99 minutes 59 seconds Mode: 12h / 24h style Power Supply: one 1.5V (AAA) Battery (Battery Included) Size: Approx. 82*70*20 mm / 3.2*2.8*0.8 inch Weight: Approx. 70g / 2.5 oz Operation: 1. Take away the battery compartment cover according to the indication on the back case, install 1 piece 1.5V(AAA) battery with correct polarity, put back the battery compartment cover, the device enters CLOCK mode first. 2.Under CLOCK mode, press START/STOP button one time to change to COUNT-DOWN timer mode, press 'M', 'S' and 'START/STOP' buttons simultaneously, the device returns to CLOCK mode. Clock Setting: Press 'S' to change between 12h and 24h style. Press 'M' for 2s to enter hour setting, then press 'S' to change hour value. Press 'M' one time again to enter minute setting, then press 'S' button to change minute value. Press 'M' button one time again to close CLOCK setting, the device returns to normal CLOCK mode. Count-down Timer Setting: Press 'M' button to set minute value, press 'S' button to set second value, press 'M' and 'S' button simultaneously to ZERO the minute and second value. After minute value and second value are set, press 'START/STOP' button one time to start time counting-down. During counting-down, press 'START/STOP' button one time to pause, press 'START/STOP' button one time again to restart counting-down from the pause point. After the device counts down to zero, it gives off 'di-di' sound for about 60 seconds. Press 'START/STOP' button one time to stop 'di-di' sound before 60 seconds. Package list: 1 * Digital Timer (Battery Included) Note: 1. No action for 5 minutes under 'COUNT-DOWN TIMER' mode, the device returns to CLOCK mode. 2. In case of any abnormal display or action, please take out the 1.5V battery and install it back after 2 seconds, then the device starts normal working. 3. Please put the replaced battery in a place designated by the government. 4. We will not notify you separately if we make any changes to this timer.