Casio G-SHOCK GA-400-9B Estuche Grande Azul y Amarillo Resina Analógico Digital Reloj Hombre
Button operation tone on/off. Shock resistant (G-SHOCK). Accuracy: ±15 seconds per month. battery life. 55.0 x 51.9 x 18.3 mm / 70 g. Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow.