NORTH EDGE Aqua Professional Diving Computer Watch for Men Scuba Diving NDL 50M Dive Watch with Compass Altimeter Barometer Pedometer 100M Waterproof, silver case black band, Dive Watch

Basic Function :Scuba Dive,NDL Time, Nitrox, Compass,Altimeter,Barometer,Thermometer,Worldtime,Stopwatch,Count Down, Alarm,Back light,100M water proof , 12/24H. Scuba Diving:This is a powerful professional diving watch, Before scuba dive we need to set safety factor and oxygen content :1. CONS (Conservative) . 2. NORM (Standard) .3. AGGR ( Non-conservative) . CONS level can be the shortest decompression diving time, AGGR level can be the longest decompression diving time Outdoor Activities use: This watch has compass ,pedometer,Altitudem......functions, you could also wearing it for outdoor sports. such as :go hiking ,mountain climbing ,go fishing ,go camping...... Materials: The watchcase is made by 316L stainless steel which is corrosion resistant ,Shockproof and durable, Tough,scratch-resistant glass with high light transmission. Watch Size: diameter 47.0MM/1.85inch; thickness :1.5mm/0.59inch.Net Weight:300g/10.5oz