Material: ABS This equipment is an ideal simple equipment for outdoor sports enthusiasts. Provides extensive, necessary and more accurate information for outdoor sports enthusiasts such as: electronic altimeter blue backlight. Digital altitude meter, this product is based on azimuth sensing and air pressure sensing electronic technology, azimuth, direction, clock, temperature, weather forecast, altitude full-screen digital display. Super bright backlight, no matter in any environment, you can clearly see the reading on the LCD screen. Multifunctional six-in- altitude meter Size: 120*76*28mm Volume: 182g Product parameters: 75x120x 25mm Product size: Packing size: 165x 240x 30cm Weight: less than 200 grams. Color: silver gray Not including battery quantity: 1