Specifications: Model: S03 Material: Stainless Steel + ABS Colour: Black Battery Type: CR1632 (replaceable) Compatibility: Android 4.2.2 and above or iOS 5.0 and above Mount Holder: 2.6-3.9in Retracted Length: 7.28in Extended Length: 26.8in Item Size: 47.5 x 32 x 185mm / 1.87 x 1.26 x 7.28in Item Weight: 117g / 4.13oz Package Size: 22.6 x 5.5 x 3.9cm / 8.9 x 2.17 x 1.54in Package Weight: 138g / 4.87oz