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Light-e-pen. - Write in the dark Presented By “CRAZY 4” Aanchal Garg Shubham Singh Rishin Halid Jharesh Akella. Top three Ideas. The Adjustable Comb ( Many in one ) The Item Tracker The LED Pen.

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Presentation Transcript
light e pen

Light-e-pen

-Write in the dark

Presented By

“CRAZY 4”

AanchalGarg

Shubham Singh

RishinHalid

JhareshAkella

top three ideas
Top three Ideas
  • The Adjustable Comb ( Many in one )
  • The Item Tracker
  • The LED Pen
problem statement
Problem Statement

Everybody needs a source to write in dark or low light conditions because the sources available are bulky, expensive and inefficient.

limitations of existing led pens
Limitations of existing LED pens
  • Too dim to write
  • Expensive ($16.96)
  • Bulky
  • Complex
advantages
Advantages
  • Easy to write in dark
  • Cheap
  • Substitute for torch light
  • Robust and light-weight
  • The cap can be attached with all pen sizes due to the presence of rubber lining inside the cap
slide8

* Battery pack can be replaced.

*Low-cost.

*Simple switch operation.

*Cap can be used with other pens with the help of rubber lining inside the cap.

  • Battery life is low.
  • It is difficult when we write from other sources such as textbooks.
  • We can write comfortably in dark by using this LED pen.
  • Alternatively, using attractively designed caps, it can be used as a toy.
  • Existing products are inefficient.
  • They are expensive.
  • The pens are bulky and fragile.
  • Soldiers can use in war fields.
  • Children will enjoy writing with such pens.
estimated production cost per unit
Estimated production cost (per unit)
  • Body material - 2/- to 3/-
  • LEDs - 3/-
  • Button cells - 10/- to 15/-

Overall cost - 15/- to 21/-