The Fitbit Charge 4 & Charge 3 Classic Band is compatible with swimming. Water resistant to 50 meters. Dry the belt well after swimming or if the belt gets wet. Always keep the belt clean and dry to avoid skin trouble when using wearable devices. Do not wear it in a bath or sauna. If the strap gets wet or sweating on your wrist, remove it from your wrist and let it dry completely before wearing. Take off the strap from time to time and let your wrist rest

Features

• 18.33mm Aluminum Case with Black Silicone Wristband
• 1.0" Display
• 0GB Storage Capacity
• No Cellular
• Up to 168 hours of battery life
• 4.0 + HS
• 5.25" x 0.31" x 1.66" (HxWxD); 0.1lbs

What's in the box

• Fitbit Charge 4 Fitness Tracker Rosewood

Specifications
General Information
GPS Capable?: No
Battery Capacity - 0 if None (mAh): 71
Model Number: Charge 4
Item Dimensions - H x W x D (IN): 5.25 x 0.31 x 1.66
Color - Exact: Rosewood
Built-in Speakers: NO
Watch Case Material: Aluminum
Smartphone Compatability: iPhone & Android
Bluetooth Compatability: 4.0 + HS
Has Microphone?: No
Case Diameter (MM): 18.33
Storage Capacity (GB): 0
Battery Life (HRS): 168
Native Resolution - W x H (Pixels): 100 x 150
Screen Size (IN): 1.0
Watch Band Name - e.g. Black Sport Band: Black Silicone Wristband
Apple Watch Gen.: N/A
Mobile Operating System: N/A
Color - Generic: Pink
Wireless Network Compatibility: Not Applicable
Has Cellular?: No

Dimensions
Item Weight (LBS): 0.07