Check the listing for details. Electronic Digital Altimeter 8 in 1 Multifunction LCD Backlight K7Z7. Color: Black & Yellow, Condition: New. Listed at 20.06 USD. Multifunctional digital altimeter is based on the technology of electronic bearing and pressure . Its designed for outdoor use; the detachable lanyard makes the altitude meter a perfect hand-carry or neck-carry device for various activities like climbing, hiking, fishing, camping and so on. Features: 8-in 1 LCD multifunction digital altimeter, with digital barometer, digital , , weather forecast, , calendar. LCD display with backlight, easy to read even in dark environments. The digital altimeter can save 256 pcs history altitude and pressure record for viewing. Powered by a 3V CR2032 button ; press and hold the SET button for 5s to enter dormancy mode to save . Pocket size and weight, comes with a lanyard, portable and easy to carry. Premium quality material, with durability. Perfect for outdoor use, such as climbing, fishing, hiking, camping, etc. Note: Size and color may be slightly different due to manual measurement and different conditions. Thanks for understanding. Specifications: Color: Black & Yellow Material: ABS Screen: LCD with Backlight Altimeter: -2296~29500ft , 3ft Resolution Barometer: 350-1100hPa , 1hPa Resolution : ±3 degrees Accuracy, 1 degree resolution : -5~50℃ (23-122℉) , ±2℃ Accuracy, 1℃ Resolution Unit: ℃/ ℉ Selectable Weather Forecast: 12 to 24 hours (Sunny, Slightly Sunny, Cloudy, Rain) Format: 12H/ 24H : hour, minute, second Calendar: month, data, year : 1 * 3V CR2032 Button Item Size: 93 * 54 * 15mm / 3.66 * 2.13 * 0.59in Item Weight: 47g / 1.64oz Package Size: 13.8 * 6.5 * 3cm / 5.43 * 2.56 * 1.18in Package Weight: 80g / 2.81oz Package List: E21819 1 * Altimeter 1 * Lanyard 1 * User Manual (English)