Magnetic Kitchen Timer LED Digital Alarm Counter Clock powered by deelife Features Big Knob for easy operation : Set the timer by adjust the knob Large LED Display : Numbers allow you to see more clearly 3 Alarm Volume Levels : mute (0db), medium (60-75db), and loud (80-90db) for Various Scenes. Power-saving Mode : when without operation, the digits will be darkened in 5 seconds, and no display after another 5 seconds. Magnet Design : Can be placed on any iron surface, such as refrigerator, microwave, etc. Count UP/Down Timer : Works perfectly as kitchen timer, kids timer, teachers timer, students timer, classroom timer, cooking timer, bathroom timer, meeting timer, game timer, sports timer, egg timer, etc. Parameter Model Name: K52/K52M Working Voltage: 4.5V (3pcs AAA batteries) Screen: LED Digital Display Time Setting Range: 0-99 minutes, 0-55 seconds Battery Life: 90 days Working Temperature: -10~50 Weight: K52==74g / K52M==90g (Without Battery) Package Include Magnetic Timer x 1 English User Manual x 1