Water Resistant to 30 Meters · 99 Ft=3ATM waterproof, suitable for daily use. · The watch is rain and splash resistant or brief immersion in water, but should not be worn when swimming or in the shower. · Please DO NOT press any buttons underwater and avoid the use in extreme hot or cold water. · In case of damaging waterproof ring, please keep it away from steam and hot water. Luminous Design · Our watch used the fluorescent powder, it can glow in the dark continually after absorbing enough light. · Luminous Hands & Calibration that you can read time easily at darkness or night. · The calendar date displayed also, great for casual use, office work, sport, business, party, outdoor etc. Detail Achievement Quality · Dial watch adopts a japanese quartz movement with stable quality , time goes precisely. · 2~3 year battery life , providing extra long power. · Adjustable stainless steel strap for durability. · High hardness coated glass mirror with good pressure resistance to prevent scratches and breaks. · It isn’t overly heavy but has a very nice finish and shine. What Is In The Package 1*RAIDOX Men's Stainless Steel Watch 1*RAIDOX Quartz Watch Instruction 1*Fashion Packaging Box 1*Watch Chain Adjust Tool Features Dial Case Diameter：1.69inch / 43mm Dial Case Thickness：0.39inch / 10mm Band width：0.79inch / 20mm Band Length：10.43inch / 265mm Watch weight：5.93oz / 168g How to Resize the Strap 1、Place the strap over the resize tool. Align the pins of the strap with the tool according to the direction of the arrow 2、Keep turning the screw clockwise to screw out the pin. Screw out the adjacent pin follow the same step to fit balance. Remove the extra link you needn't 3、Insert the pin to attach the parts. Align the pins of the strap with the tool according to the OPPOSITE direction of the arrow. 4、Keep turning the clockwise until the pin totally goes into the strap.