Seiko Solar Stopwatch with NFC Data Communication Function SVAJ701 (SEIKO)

Glass material: acrylic glass Waterproof function: Enhanced waterproof for everyday use (5 ATM) Case size: 72.2 x 60.3 x 21.0 mm After-sales service: 1-year warranty Specifications: ±30 seconds per month (when used at temperatures between 5°C and 35°C), NFC data communication, lap/split measurement, 1/100-second measurement, 100-hour counter, lap memory (up to 300 memories can be split and recorded), solar charging (with power save and sleep functions)