Pay in installments of $6.49 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
ppfd for indoor plants PAR-414 Full-Spectrum Quantum PAR Meter Waterproof Sensor IP68 for Aquarium Reef Tank Plants PPFD Tester Indoor Plants, Garden, Farm, Hydroponics Photosynthetic ActivityThis Full Spectrum Quantum meter device is equipped with a waterproof sensor. It is used to gauge the flux of Photo Synthetically Active Radiation (PAR) within the wavelength range of 400 to 700 nanometers (nm). PAR indicates the crucial spectrum of light essential for initiating photosynthesis in plants. Plants harbor pigments known as chlorophylls, which capture photons falling within a particular range of wavelengths. These photons serve as the
This Full Spectrum Quantum meter device is equipped with a waterproof sensor. It is used to gauge the flux of Photo Synthetically Active Radiation (PAR) within the wavelength range of 400 to 700 nanometers (nm). PAR indicates the crucial spectrum of light essential for initiating photosynthesis in plants.
Plants harbor pigments known as chlorophylls, which capture photons falling within a particular range of wavelengths. These photons serve as the requisite energy source for photosynthesis, the process through which plants convert light energy into chemical energy, thereby fueling their growth and development.
Utilizing a Quantum Meter to measure PAR flux allows researchers and horticulturalists to evaluate the intensity of light conducive to photosynthesis. This data is important in horticultural research and the monitoring of plant physiology, as it enables the optimization of growth conditions, the maximization of photosynthetic efficiency, and the assessment of overall plant health and productivity.
Features:
- IP68 Waterproof sensor
- Large LCD display with data logging function
- HOLD Function
- The sensor has a ¼" screw mount for the tripod and selfie stick and tripod compatibility
- Mode Selection - CALI (calibration)/ LOG (data logging)/ RCFS (restore factory setting)
Specifications:
-
PPFD Measurement
- Repeatability: ±1 μmol/m²/sec
- Measurement Range: 0~4000 μmol/m²/sec
- Display Resolution: 0.1 μmol/m2/sec (0~999); 1 μmol/m²/sec (1000~4000)
- Cut-On Wavelength: 400 ±10nm
- Cut-Off Wavelength: 700 ±10nm
- Data logging function: record up to 100 groups of data
- Waterproof Level: IP68
- Power Requirements: 2 x AAA batteries
- Operating Environment: 32°F to 122°F (0°C to 50°C); 0~95%, non-condensing
- Storage Environment: -4°F to 140°F (-20°C to 60°C); ; 0~95%, non-condensing
- Dimension:
- Main Unit: 115 x 60 x 24mm
- Sensor Unit: 30 x 40mm
- Weight: approx. 173g (without batteries and extension rod)
Set Includes:
- 1 x Par Meter Main Unit
- 1 x Par Meter Sensor with 1/4" Screw mount
- 1 x 79'' Cable
- 1 x Extension Rod with 1/4" Screw
- 2 x AAA batteries
- English Instruction Manual
- Standard Factory Packaging
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
4.2 ★★★★★
Based on 5 reviews
Sort
Product Reviews
★★★★★ 3
Good tug toy
Size: 15 in, Color: Retriever
I have a doberman that shready everything in 2.5 seconds. This lasted a few days so was impressed for the cost. Would buy again as he really liked it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 28, 2025
★★★★★ 5
My dog’s new favorite
Size: 8 in, Color: Squirrel
didn’t expect much for the price but my dog actually loves this thing. It’s tough enough to hold up to regular chewing and the leather gives it a nice texture that’s different from the usual plush toys. He carries it around like it’s his prize. It’s not indestructible and if your dog is a heavy shredder it probably won’t last forever but for moderate chewers it holds up way better than a lot of toys I’ve tried. Definitely worth grabbing again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 19, 2025
★★★★★ 4
Not for gnawers
Size: 11.5 in, Color: Bear
I was hoping this would work for my teenage ACD and save my leather goods from being chewed on.
He gnawed on it quietly I was thrilled. But I had to take it from him within a few minutes. Gnawing apparently equals chewing pieces off.
Not made for chewers or gnawers.
It seemed to be well made, was soft, was actually a fairly good size and didn’t get gross when it got spitty. Just didn’t work out for Captain chaos destructor of all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
★★★★★ 5
Durable & Leather. For Small-Medium Dogs
Size: 15 in, Color: Retriever, Size: 15 in, Color: Retriever
This is a great dog toy! My Pomeranian is a small guy at only 8lbs. but he sure knows how to chew and he does it as often as he can. I was throwing out toy after toy because he was tearing them to pieces after only a half hour or so. After putting my money in the garbage so many times, I decided to search for toys that would hold up to his destructive mouth. I found a lot that claimed they wouldn't fall apart but they were all more than I wanted to spend. I came across this toy and a rabbit shaped one just like this. I bought both months ago and both are still in tact after all this time. Sure the edges are a little frayed but other than that, no damage whatsoever! I'm not sure what dura fused means but that seemed promising to me when I was reading the description, also the fact that they're leather made them seem more durable to me. Both have squeakers inside and some sort of stuffing as well. I throw all of my dogs toys in the laundry or hand wash them once a week, except for these. When these toys get wet with my dogs saliva, they look like they're not meant to get wet. Even without washing, these seem fine. This toy is probably about 9" long or so if I had to guess. In my opinion, it'd be perfect for a medium sized dog. It's a tiny bit big for my little guy but he manages just fine! If you're looking for a durable toy that your small to medium dog can chew on constantly, look no further!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 3, 2020
★★★★★ 5
Always looking for less destructible dog toys
Size: 8 in, Color: Squirrel, Size: 8 in, Color: Squirrel
I am constantly searching for aggressive chewer dog toys. So many claim to be and one look and you know they haven’t met your dog!! Our golden retriever is so sweet until he gets his claws and teeth into a new toy. We nicknamed him the shredder, as he rips his new toys to pieces. I accidentally stumbled across this toy. We have never owned a leather dog toy. The squirrel is going to give Maverick a run for his money. The edges are double sewn closed. I am very impressed with the quality of this toy for $5.75 which includes the sales price and an additional 10% off coupon. Even without those two incentives the toy is less than $8 prime. The other shapes are similar or cheaper in price and now I see a 50% off 1 toy coupon when you buy 2. What a deal and the squirrel has a squeaker inside. What I like about the squirrel is that there’s less limbs or appendages for Maverick to shred off. The bunny has ears, the raccoon has hands, the buffalo has legs, the bone and retriever stick have a rope, the bear has a neck and head that could be chewed off, similar to the fox who has a tail and snout. The squirrel looks like it would be harder to destroy! The squeaker was hard to push at first but is easier now. Maverick has a black lab sister who loves squirrels, more so than she loves toys, and I found this toy searching for squirrel toys for her. It is offered in 8 other shapes. The squirrel measures almost 8” tall by 5” wide. It’s perfect for a medium or large size dog. Based on the construction of this squirrel dog toy it looks acceptable for an aggressive chewer and won’t break the bank. It’s very affordable. Always supervise! Updates to follow at Christmas:). BTW, the squirrel did not smell bad upon opening.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2024