Waterproof IP68 to 330 feet (100m)Drop-proof MIL-STD 810G 6.6ft (2m)Snow / Dirt / Sand proof360° total protectionTrue Sound Acoustic Technology™Charge watch through caseMeasure heart rate through caseTactical side buttonPatented rotating crown dialRaised bezel protects the screenIncludes a hypoallergenic silicone bandDoes not support Apple's ECG/EKGEasy to install *Does not support Apple’s ECG/EKG
40mm Apple Watch Series 4 (Excluding ceramic version)40mm Apple Watch Series 5 (Excluding ceramic version)40mm Apple Watch Series 640mm Apple Watch SE
Impact-resistant polycarbonate housingSilicone waterproof sealing wrapPremium silicone wrist strapTest dummy with spare screw insideScrewdriver for assembly