Digital 9999 Day Countdown Clock Timer Days Black

Product Name: Searon Digital 9,999 Days Countdown Timer LCD Backlight for Retirement Wedding Vacation Christmas Event Classroom Kitchen Cooking Product Features Long Period of time setup: up to 9,999 days. Big LCD display screen. Back light function.press any button to start the back light.(The back light will be extinguished automatically if no operation is done for 10 seconds. Memory funtion. It will restore your last setting when you hold the "Clear" button for around 5 seconds. Factory settings will be restored once the batteries are removed. After the starting and ending time are set, press "Enter" button, timer will work automatically. You can view the tartget date by pressing "look" button during countdown.. Product Specification Screen size: 65 * 35mm / 2.5 * 1.4 in. Product size: 129(L) * 64(H)mm / 5(L) * 2.5(H) in. Net Weight: 144g / 5.08oz. Battery Required?2 * AAA batteries (NOT Included). Troubleshooting Tips 1.Buttons don't work. This occurs while countdown is working, you need reset the clock by holding the "Clear" button for around 5 seconds, then buttons will work. 2.Screen is stuck and display "Err". This means that your starting and finish(ending) was set in-correctly. Make sure the finish(ending) time is after the starting time. 3. Countdown result is calculated inaccurately. Just set your finish (ending) time first,then set the starting time and press "Enter" button immediately.