Jayron Backlight Digital 9,999 Days Countdown Timer Big LCD Display Count Down for Retirement Wedding Vacation Christmas Event Classroom Cruise
<b>Digital Days Countdown Timer LCD Backlight for vacation Event Classroom Kitchen Cooking</b><br> <p><b>Products Instruction</b><br> Backlight display function:Press any button to start the back light.(The backlight will be extinguished automatically if no operation is done for 10 seconds.<br> After the starting and ending time are set, press "Enter" button, timer will work automatically. <br> After countdown start,press and hold on "clear" button for 5 seconds to delete current cluntdown data and then reset target date and current date. <br> You can view the tartget date by pressing "look" button during countdown. <br> Buzzzer will be on for one minute after countdown is over,press any button to stop buzzer. <br> Factory settings will be restored once the batteries are removed. <br></P> <p><b>Product Specification</b><br> Screen size: 65 * 35mm / 2.5 * 1.4 in.<br> Product size: 129(L) * 64(H)mm / 5(L) * 2.5(H) in.<br> Net Weight: 144g / 5.08oz.<br> Battery Required:2 * AAA batteries (NOT Included).<br></P> <p><b>Trouble shooting Tips</b><br> 1.Buttons don't work. <br> This occurs while countdown is working, you need reset the clock by holding the "Clear" button for around 5 seconds, then buttons will work.<br> 2.Screen is stuck and display "Err".<br> This means that your starting and finish(ending) was set in-correctly. Make sure the finish(ending) time is after the starting time.<br> 3. Countdown result is calculated inaccurately.<br> Just set your finish (ending) time first,then set the starting time and press "Enter" button immediately. <br></P>