【MILITARY GRADE STANDARD】- Military sports watch has a 10 military grade certifications and can be used under the harsh environmental conditions, such as 70 ℃ heat resistance, -40 ℃ cold resistance; 120 hours resistance to humidity, 96 hours resistance to salt spray. Military tactical sports watch is definitely convenient for your short outdoor activities and adventures.
【SMART WATCH FOR ANDROID PHONES IPHONE】- The smart watch for android phones (4.4 above system) and compatible with iPhone (8.0 above system). With a 400mAh battery it only takes 2-3 hours to charge. And IP67 waterproof allows you to wear in daily life like washing hands without taking off, but NOT suggest to wear it while swimming.
