タイトルまたは説明

**0 groups of memory,  3 row and large characters display, shockproof, daily waterproof, anti-magnetic and monochrome backlight stopwatch

1. Three-row display, shockproof, antimagnetic, daily waterproof, monochrome backlight.
2. Up to **0 groups of memory can be selected 1/***0 seconds accurate timing.
3. Week perpetual calendar 3 groups of alarms.
4.1 sets of countdown metronome.
5. High elasticity light touch switch , feel crisp and sensitive, with key tone.

Material: ABS        
Power: ***2 x1  DC3V
Unit size: *3**7**1mm
Product Weight: *5g