... pressure trend chart 3.Storm alarm 4.waterproof fishing finder /fishing watch /fishing barometer (DF-702)Description:1. Adopt super-accuracy ... formal order3. Mass production lead time: 25-35 days normally.4. Payment: OEM: 30% deposit , balance paid before delivery ... standard3. Multi-functional, with step counter, calorie, stopwatch, etc. 4. 10-years Experienced R&D team would offer best solution ...