YS Electronic Stopwatch Timer Training Running Watch, Style: YS-830 30 Memories (White) Video Recorder Lampshade hardness

Lampshade hardness

3-inch high-definition display

boat and etc

Output current: 1A~40A optional

Intelligently enhance the indoor signal to solve the problems of poor mobile phone signal

YS Electronic Stopwatch Timer Training Running Watch, Style: YS-830 30 Memories (White) Video Recorder Lampshade hardness1. Button design, comfortable and not stuck, reinforced, durable 2. Waterproof for life, waterproof against rain and sweat, just wipe it dry after use 3. Can be turned off, the clock does not need to be reset, save energy 4. Function: stopwatch, clock, calendar, countdown, alarm clock, metronome, shutdown, mute 5. Power supply: contains a CR2032 button battery 6. Material: ABS 7. Screen size: about 3. 5x2. 3 cm 8. Overall size: about 7. 5x6. 2x2. 1 cm