I am a magnifying glass!
A tachometer measures RPMs, and a hand held tachometer is used to measure the speed of smaller things, like engine parts. A hand held tachometer is usually used to measure the RPMs in a car engine, but tachometers have also been used to measure the rate of blood flow in the body.
Hand Held Products was created in 1999.
when was the first hand held organizer made
who invited the first hand-held camera?
a hand
where was the hand held blow dryer invented
A PDA or any computer small enough to be held in one hand (most smart phones now classify as hand held computers).
== == It is used to magnify/ or make things appear closer?to magnify small objects
Originally by hand, then by hand held machines.
A hand-held microphone is a microphone that you hold in your hand, such as you've seen being used in concerts, and most other public occasions.
an axe has a long handle and held in both hands. a hand axe has a short handle and held in one hand.
A portable lead hand-held communication inscriber is a pencil.