Rubber Air Blower Pump Dust Cleaner by Pixco for Camera Lens CCD CMOS LCD Watch 100% Brand new and high quality Hard-Plastic nozzle with inlet-valve Natural and environmentally friendly and non-toxic Perfect for cleaning digital SLR, SLR, digital camera lens, binocular lens, and telescope lens, filters, musical instruments, computers, keyboards, cellphone, etc The function of this Blower is to gently remove dust & erase smudges from delicate equipment without leaving residue.