Supported cameras: Interchangeable lens format cameras with multi accessory ports Acquired data: Latitude, longitude, altitude, time information (UTC) Update rate: Once per second Data format: NMEA (National Marine Electronics Association) 0183 version 3.1 Geodesics: WGS84 GPS accuracy (*1): Horizontal: 10 m/33 ft RMS Time required for satellite acquisition: Approx. 40 sec. (cold start), approx 3 sec. (hot start) Power source: Supplied from camera body Attachment: Attaches to camera’s accessory shoe Interfaces: USB Other options (*2): Supports Assisted GPS (A-GPS or aGPS) Operating Environment: 32 to 104°F (0 to 40°C) Dimensions (W x H x D): Approx. 1.7 x 1.1 x 1.2 in. (42.0 x 26.8 x 30.5 mm) Weight: Approx. 0.7 oz/21 g Notes: (*1) Under open sky (no obstructions nearby) (*2) See the camera Reference Manual for more information on Assisted GPS.