The Air Blower Duster is a better tool than canned air for removing particles and dust from your electronics， cameras， jewelry， etc. This duster is more eco-friendly and saves you money. Plus， the duster is as effective as canned air at blowing dirt away from your devices， but it is easier to operate and more precise than canned air， this air blower duster can get into places the canned air can't， and has no toxic chemicals! Why not choosing the best one now?                                    Features            It is an environmentally friendly manual air blower which uses a large rubber bulb<br> It has high pressure and an anti-backflow valve<br> When the bulb is compressed， an air inlet valve prevents blow back from the nozzle<br> The extension nozzles is great for tight places<br>There is a setting for normal air pressure and one for high air pressure<br>                                                            Specifications                        Blub capactiy          80ml        <br>          Diameter          2.17" (55mm)        <br>          Sensor length          4.53" (115mm)        <br>              Maximum pressure          12kpa        <br>          Material          Nozzle: Metal (protected by a plastic tube)<br>          Bulb: Rubber              <br>                                                              Package Includes            1 x 12KPa Black Air Blower with Booster Cleaner<br>                                                            Extra Info            Compatibility: DSLR Camera Filter<br>Musical instrument， keyboard， computer， filter， lens camcorder， CCD senso<br><br>WarningsDo not store or leave in an environment exceeding 60芒鈥? This could cause a deformation<br>Do not expose to solvents penetrating palstic. This could cause a deformation<br>