Features and Functions: Casio G-Shock Watch. Shock resistant, 200M water resistant, EL backlight, Multifunction alarm and 1/100 second stopwatch. Black w/ Black Band Description: General InformationManufacturer: Casio Computer Co., Ltd Manufacturer Part Number: DW5600E-1V Manufacturer Website Address: www.casio.com Brand Name: Casio Product Line: G-SHOCK Product Model: DW5600E-1V Product Name: G-SHOCK DW5600E-1V Wrist Watch Marketing Information: A slapshot by a professional hockey player was all it took to send this G-Shock into history and into a goalie's mitt, literally. If it can handle a slapshot, it can handle your life. We like to refer to it as the quintessential G-Shock. Product Type: Wrist Watch Product InformationProfile: Men Watch Shape: Square Watch Design: Sports Watch Calibration: Chronograph Watch Format: Digital Movement: Quartz Number of Faces: 1 Glow Type: EL Backlight Wrist Band Material: Rubber Wrist Band Color: Black Wrist Band Type: Strap Wrist Band Lock Type: Buckle Application/Usage: Sports Features: 12/24hr Format Features: Countdown Timer Features: Stopwatch Features: Calendar ReliabilityWater Resistance: 656.17 ft Durability: Water Resistant Durability: Scratch Resistant Durability: Shock Resistant Battery InformationBattery Size Supported: CR2016 Maximum Battery Life: 2 Year Physical CharacteristicsWeight (Approximate): 1.90 oz MiscellaneousAdditional Information: Multi-function alarm Auto-repeat function Hourly time signal Accuracy: ± 15 seconds per month WarrantyLimited Warranty: 1 Year