Feature:1. MULTIPLE FUNCTIONS: This electronic watch has luminous, alarm, hour reporting, running second timing, week date display, and 12 24 hour clock functions.2. DURABLE MATERIALS: Featuring excellent ABS plastic case, rubber strap, and stainless steel bottom cover, this sports watch is resistant to drop and wear.3. WATERPROOF DESIGN: The digital wrist watch has WR50M swimming waterproof design, which can be used in rainy weather, specifically for outdoor sports.4. ACRYLIC RESIN MIRROR: Adopting acrylic resin mirror surface, thickened and hardened, with stable chemical properties and good waterproof performance.5. BUILT IN BATTERY: This electronic watch is equipped with 68mAh battery, with long endurance, suitable for outdoor sports, tourism, camping, and other scenes.Specification:Item Type: Electronic WatchWatch Strap Material: RubberWatch Case Material: ABS PlasticBottom Cover Material: Stainless SteelMirror Material: Acrylic ResinBattery Model: 1 x LR1130 3V 68mAh Battery (built in)Swimming Waterproof: WR50MFunctions: Luminous, alarm, WR50M, hour reporting, running second timing, display of weekdays, 12 24 hour system.Package List:1 x Electronic Watch1 x User ManualNote:1. Due to manual measurement, please allow an error of 1‑3 mm. Thank you!2. Due to different shooting lights and differences between monitors, the picture may not reflect the actual color of the real object.