SKU: 31224341574

SparkFun RedBot Sensor - Mechanical Bumper Other, Proximity, Sparkfun Originals

Sale price$391.50 Regular price$435.00
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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

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Description

SparkFun RedBot Sensor - Mechanical Bumper Other, Proximity, Sparkfun OriginalsThese simple switches are the Mechanical Bumper sensor for the SparkFun RedBot, giving you the ability to detect a collision before it really happens. This sensor works by acting as a SPST switch. When the whisker bumps into a foreign object it will make contact with a nut next to it, closing the connection and, by default, turning off the motor. By attaching these mechanical bumpers to you robot the whisker will bump something before your robot

These simple switches are the Mechanical Bumper sensor for the SparkFun RedBot, giving you the ability to detect a collision before it really happens. This sensor works by acting as a SPST switch. When the “whisker” bumps into a foreign object it will make contact with a nut next to it, closing the connection and, by default, turning off the motor. By attaching these mechanical bumpers to you robot the whisker will bump something before your robot crashes into it.

The sensor has a 3-pin header which connects directly to the RedBot Mainboard via female to female jumper wires. Use the included RedBot library to make sure your robot never crashes into anything again.

Check out the entire RedBot family of products!

Note: Our RedBot tutorials utilize two of these Mechanical Bumper Sensors. Please take this into consideration before placing your order.

Dimensions: 1.03 x 0.69" (26.27 x 17.67 mm)

Includes:

  • 1x Mechanical Bumper Board
  • 1x Whisker
  • 1x ¾" 4-40 Nylon Standoff
  • 1x 4-40 Hex Nut
  • 3x 3/8" 4-40 Phillips Machine Screw

Documents:

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 31224341574

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C. D.
Chelsea, US
★★★★★ 5
Very smooth and hydrating
Size: 1 Fl Oz (Pack of 1)
This is probably meant for hands, but a small amount on your face is a good barrier against pollution and free radicals. I will buy the larger bottle next time!
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Reviewed in the United States on November 4, 2025
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Jennifer A. Steele
Lake Worth, US
★★★★★ 5
My skin was dry before menopause
Size: 1 Fl Oz (Pack of 1)
I’ve had dry, sensitive skin all my life. Post menopause? It’s extra extra dry. I put this under my eyes and around my lips and my concealer/foundation doesn’t settle into my lines/wrinkles.
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Reviewed in the United States on August 12, 2024
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Hella
Bozeman, US
★★★★★ 2
Temu size for Amazon price
Size: 1 Fl Oz (Pack of 1), Size: 1 Fl Oz (Pack of 1)
This lotion is great. I feel like I got ripped off. I wish I read how many ounces it was before purchasing it. Boy was I surprised paying amazon price and receiving Temu size. That is AA battery for comparison.
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Reviewed in the United States on February 4, 2026
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natc
Boise, US
★★★★★ 4
I should check the size
Size: 1 Fl Oz (Pack of 1)
This wasn’t the lotion I expected but I should Probably check the sizes before ordering. This is a mini bottle. Not as moisturizing as I’d hoped for. Very light water consistency. Not my favorite lotion.
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Reviewed in the United States on March 4, 2025
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Doris
Chelsea, US
★★★★★ 5
Hand lotion
Size: 1 Fl Oz (Pack of 1)
This lotion does what is said it will. I used it and my hands are extremely dry from washing them all day while at work. Once I’m home I use it and my hand feels silky smooth without the greasy feel afterwards.
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Reviewed in the United States on May 2, 2023

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