QUALIFIED MATERIAL: This multi-functional compass is made of high-quality ABS plastic, durable, corrosion-resistant, and environmentally friendly. FEATURES: The compass features electronic bearing sensor and barometric sensor technology. SUPPLY A ROPE: The outdoor compass comes with a rope for convenient carrying. ESSENTIAL ACCESSORY: Suitable for outdoor sports enthusiasts, providing a wide range of essential and precise information. PERFECT AND PRACTICAL TOOL: This outdoor compass is an ideal choice for outdoor enthusiasts, designed as a simple and reliable device. Specifications: Material: ABS Color: Black Package Weight: approx. 94g Size: approx. 9 x 5 x 2cm / 3.54" x 1.96" x 0.78" Strap Material: Cotton Fabric Battery: 2 x AAA batteries (not included) 8-in-1 Function: Altimeter (Range): -700 to 9000 meters / -2300 to 29500 ft (resolution: 1m/3ft) Barometer (Range): 350 to 1100 mbar (resolution: 0.1 mbar) Digital Compass: Displays bearing in degrees and cardinal points Thermometer (Range): -10°C to +60°C (-14°F to 140°F) Weather Forecast: Automatically forecasts weather conditions for the next 12-24 hours, effective range 30-50 km LED Backlight: Press any button to activate backlight; press again to extend illumination by 5 seconds Clock Format: 12Hr/24Hr with AM/PM indicator Battery: 2 x AAA batteries (not included) Package Included: 1 x Digital Altimeter 1 x Rope 1 x Manual