Features: Multifunctional:dual time, stopwatch, Date, Week, Alarm clock, EL backlight, 50M waterproof, 12/24H system Waterproof: 50 meters waterproof life, suitable for hand washing, surfing, swimming, etc (Please do not press any buttons while underwater) Specifications: Mirror: HD clear resin Shell:ABS Band Material: PU Rubber Buckle: Stainless steel Waterproof: 50M waterproof Battery: built in If selected comes with Aluminium Watch Box: Square Skmei Branded metal watch box Clear acetate lid Black foam insert with cut out for watch Size 75mm x 75mm x 79mm high