Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
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Description
Grove - Finger-clip Heart Rate Sensor with shellThe Grove Finger clip Heart Rate Sensor with shell is based on PAH8001EI 2G; a high performance and low power CMOS optical sensor with integrated DSP and an LED that serve as a heart rate detection (HRD) sensor. This module is based on optical technology which measures the blood movement in the wearer. This module has a low power consumption and a flexible power saving mode that makes it suitable for wearing on a finger arm (this item also comes with
The Grove - Finger-clip Heart Rate Sensor with shell is based on PAH8001EI-2G; a high-performance and low-power CMOS optical sensor with integrated DSP and an LED that serve as a heart rate detection (HRD) sensor. This module is based on optical technology which measures the blood movement in the wearer. This module has a low power consumption and a flexible power-saving mode that makes it suitable for wearing on a finger/arm (this item also comes with tow bandages and a shell for this purpose).
Due to the high processing speed needed for the algorithm, STM32 is integrated with this module and the SWD interface allows users to reprogram the STM32.
Features:
- Ultra-low power consumption power saving mode during time of no touch movement
- With tow bandages and 3D printing shell
- I2C standard interface
- Intergrated chip-on-board LED with wavelength of 525nm
- Suitable for finger or wrist
Part list:
- 1 x Grove - Finger-clip Heart Rate Sensor
- 1 x Finger-clip Heart Rate Sensor shell
- 1 x Bandage for finger
- 1 x Bandage for arm
- 1 x 26AWG Grove Cable
Specification:
- Working Voltage: 5V
- SWD Interface
- Low Power
- Control Mode: IIC
- Operating Temperature：-20 ~ +60°C
Documents:
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.4 ★★★★★
Based on 1079 reviews
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Product Reviews
★★★★★ 5
Soft and light
Color: A.Orange+Blue+Green
My doxie loves them
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 5
Squeaky Spiky Ball (Submitted by OG, The Conqueror)
Size: 4.5 Set of 4
FIVE OUT OF FIVE PAWS. THIS IS THE GREATEST BALL EVER MADE.
My name is OG, and I am a machine built for destruction. For years, I have systematically dismantled every supposed "heavy-duty" toy that dared cross my path. They all fail. They all surrender. But this Spiky Ball? This is my worthy adversary. This is The One.
If you have mighty jaws like mine, this isn’t just a toy—it’s a commitment.
The Aesthetics & Grip (5/5 Jaws)
This ball is bright orange. This is important because it means my Dog-Parent cannot pretend they don't see it when I drop it, covered in drool, directly on their laptop.
The spikes are the best part. They are not soft and pointless like some other toys. These spikes dig right into my gums. It's the perfect texture for a serious, focused chew session. Whether I'm running full-speed or we are locked in a heavy-duty Tug-of-War, those spikes give me the grip I need to apply maximum rotational torque. This ball never slips. It demands I bring my A-game.
The Squeak: My Personal Battle Horn (5/5 Ears)
The volume on this thing is set to LEGENDARY.
They say a quiet dog is a happy dog. WRONG. A loud dog is an active, conquering dog. The squeak is sharp, loud, and glorious. It's not a gentle little peep—it's a declaration. When I hear it, I know the hunt is on. More importantly, when I make it squeak, the humans instantly know I require attention, praise, or the immediate launch of the ball across the yard. It is the best attention-getter I own.
Durability: Unstoppable Force Meets Immovable Object (5/5 Eternal Glory)
This ball is a mystery. It has no discernible weaknesses.
I have performed the full Pitbull Destruction Protocol on this Spiky Ball every day for weeks:
The Gnaw: Prolonged, focused effort to crack the surface—(Failure. It laughs.)
The Shake: Head-whipping force designed to dislocate any internal components—(Failure. The squeak remains.)
The Backyard Abandonment: Left in the rain and dirt for maximum entropy—(Failure. Still orange.)
Most toys are a snack. This toy is a lifetime project. It truly is built for aggressive chewers, and I respect that. It is the only toy that challenges me.
Recommendation
If your dog is serious about their job (chewing, fetching, and being loud), you must buy this. It is the only thing that stands up to my power. It’s loud, it’s spiky, and it’s the best. Go buy it now, and tell them OG sent you.
OG, currently performing a full-body gnaw and shake, signing off.
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Reviewed in the United States on November 11, 2025
★★★★★ 5
Excellent product
Size: 4.5 Set of 4
Our service dog Max (named after Max Muncy 3rd baseman for the Dodgers) lives these balls. They are a sturdy product. Just what we needed for our Max.
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Reviewed in the United States on May 26, 2026
★★★★★ 5
Best squeaky ball for the buck!!
Size: 4.5 Set of 4
my 90lb Pit, LOVES these balls.. and they have been lasting for months!! The squeaker is ok, those are lasting a week or two.. but that's better than average for my guy. At $4 a ball in the 4 pack, it's a great deal for a dog that loves a new toy every month .. I give him one at a time, the 4 pack lasts for many months of fun.
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Reviewed in the United States on March 4, 2026
★★★★★ 5
Durable and Fun!
Size: 4.5 Set of 4
My dog LOVES these balls and barks with excitement when the box arrives. These balls are super durable and a great size that does not allow them to roll under cabinets and sofas.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
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