ProsKit MS-C001 Professional Portable Mini Vacuum Blowing Cleaner Computer Dust Blower Duster for Laptop Camera & Phone Specifications:Color: Silver Battery: 4 * AA 1.5V Battery (not included)Item Size: Approx. 13 * 5.5 * 4.5cm / 5.1 * 2.2 * 1.8in (Uninstalled)Item Weight: Approx.73.3g / 2.6oz (Uninstalled)Package Size: Approx.21 * 14 * 5cm / 8.3 * 5.5 * 2.0inPackage Weight: Approx.124g / 4.4oz