Specification:
With Noctilucent Display or Not: Yes.
Waterproof / Water-Resistant: Yes.
Size: 10 * 6.5 * 2cm / 3.9 * 2.6 * 0.8in.
Shockproof or Not: Yes.
Outdoor Activity: Tourism.
Outdoor Activity: Camp.
Outdoor Activity: Hike.
Dial Display: Digital.
Case Material: Plastic.
Carrying Mode: Handheld Type.
Material: Plastic.
Dimension: 10 * 6.5 * 2cm / 3.9 * 2.6 * 0.8in.
Weight: 75g / 2.6oz.
Package Size: 15.8 * 11 * 3.5cm / 6.2 * 4.3 * 1.4in.
Package Weight: 126g / 4.4oz.

Features:
Adopt super-accuracy sensor from Swiss.
Incorporates GPS, altimeter, barometer, compass functions, etc.
Thermometer, hygrometer, time, date, alarm clock.
Altitude total gain/loss, 24 hours altitude record and chart.
Max/min altitude, temperature, huminity record.
24 hours air pressure trend chart.
Built-in rechargable battery.
LCD backlit and LED torch.
IPX 4 waterproof. (Do NOT submerge in water.).

Functions:
GPS Course Return:
Direction, distance, speed;
GPS course return selection;

Package List:
1 * Altimeter;
1 * Charging Cable;
1 * Wrist Strap;
1 * Cleaning Cloth;
1 * User Manual