Specifications : Interface : USB 2.0 Operating Temperature : 0 °C to 60 °C (32 °F to 140 °F) Storage Temperature : -10 °C to 70 °C (14 °F to 158 °F) Dimension (L x W x H) : 20.04 mm x 54.7 mm x 9.6 mm / 0.8” x 2.15” x 0.37” Weight : 8 g / 0.018 lbs (USB Only) System Supported : PC and Macc® systems Warranty : 2 year limited warranty