Please tell me the number in red in the upper right of the photo. Materials: • Case Material: High-quality ABS engineering plastic • Band Material: High-quality TPU material • Buckle: High-quality stainless steel • Glass Material: High-transmittance acrylic glass Size: • Dial Diameter: 45mm • Thickness: 14mm • Weight: Lightweight design Water Resistance: 30 meters water resistance (hand washing and rain OK) Functions: • Dual time display (2 time zones) • Date and day of the week display • Alarm function • Stopwatch • 12/24 hour switch • EL backlight (clearly visible at night) Button Description: • A: Time adjustment button • B: Light button • C: Mode switch button • D: Start/Reset button Features: • Fusion of stylish design and character illustrations • Shock-resistant and waterproof design • Widely used for students, commuting, sports, etc. Characters: Kamado Tanjiro Kamado Nezuko Agatsuma Zenitsu Hashibira Inosuke Tomioka Giyu Kocho Shinobu Rengoku Kyo Uzui Tengen Kanroji Mitsuri Tokito Muichiro