Casio Premium Stopwatch - Black - HS-70W-1DF

Casio HS-70W-1DF Digital Stopwatch captures time with 1/1000-second precision. Dual memory banks store 100 laps each for multi-run analysis. Resilient casing blocks road dust and humidity. This iteration increases accuracy tenfold over the HS-3V-1BR and introduces 50-meter water resistance. Battery life also extends to five years from the previous three-year standard.

Key Features

1. 1/1000-Second Precision: Chronograph tracks time with a 0.001-second resolution. Detects performance gaps invisible to standard timers.
2. 50-Meter Water Resistance: Housing seals internal electronics against five bars of water pressure. Survives accidental submersion or heavy rain.
3. Dual 100-Lap Memory: Two separate internal banks store 100 laps or splits each. Review data without clearing the current timing session.
4. 5-Year Battery Life: CR2032 lithium cell provides 60 months of standard operation. Reduces maintenance frequency for professional athletic coaches.

Frequently Asked Questions

Is Casio HS-70W-1DF waterproof?

A 50-meter rating protects against rain and accidental splashes. The unit won't survive swimming or high-pressure water jets.

How to reset Casio HS-70W stopwatch?

Press the stop button to halt the current timing session first. A single click of the reset button clears the display to zero.