Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
JPB-70A Portable Dissolved Oxygen Analyzer Water Quality Aquaculture Dissolved Oxygen Meter DetectorTechnical features: 1. Dot matrix backlit LCD display 2. Automatic temperature compensation, fast response time 3. Portable and easy to carry 4. Equipped with our own dissolved oxygen electrode (polarographic type coated type) Main Specifications: 1. Measuring range: Dissolved oxygen: (0. 020. 0) mg L, temperature: (0 40) degrees Celsius 2. Basic error: Dissolved oxygen: 0. 01mg L, temperature: 1C 3. Residual current: not more than 0. 15mg L 4.
Technical features:
1. Dot matrix backlit LCD display
2. Automatic temperature compensation, fast response time
3. Portable and easy to carry
4. Equipped with our own dissolved oxygen electrode (polarographic type coated type)
Main Specifications:
1. Measuring range: Dissolved oxygen: (0.0～20.0) mg/L, temperature: (0-40) degrees Celsius
2. Basic error: Dissolved oxygen: ±0.01mg/L, temperature: ±1°C
3. Residual current: not more than 0.15mg/L
4. Response time: no more than 30s (90% response at 20 degrees Celsius)
5. Range of automatic temperature compensation: (0-40) degrees Celsius
6. Adopt 1.5V LR44 button battery x 4 (not included in delivery)
7. Dimensions: 4×18.5 cm
8. Weight: 88 grams
Packing list:
1. Host x1
2. One meter wire dissolved oxygen electrode x1
3. Electrode membrane cover x3
4. A reagent x1 (set)
5. Empty bottle spare x1
6. Certificate of conformity x1
7. Warranty card x1
8. Manual x1
Specification:
| Package Weight |
|
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
4.3 ★★★★★
Based on 498 reviews
Sort
Product Reviews
★★★★★ 5
Space-Saving, Stylish, and Surprisingly Strong Closet Upgrade
Color: Black, Size: Pack of 100
I’ve been using these Amazon Basics slim velvet hangers, and they completely changed how organized my closet feels. The biggest difference is how much space they save. Because they’re so thin compared to regular plastic hangers, I was able to fit a lot more clothes in the same closet without it feeling crowded.
The velvet coating is also a great feature. Clothes actually stay in place and don’t slip off, even lighter fabrics like tank tops or blouses. That alone makes getting dressed in the morning easier because I’m not constantly picking things up off the floor.
They feel sturdy too. Even though they are slim, they hold heavier items like jackets and sweaters without bending or breaking. The shape helps keep clothes looking neat and prevents those annoying shoulder bumps that some hangers cause.
I also like the clean black and silver look, it gives the closet a more uniform and organized appearance, which makes everything feel more put together.
Overall, these hangers are a simple but very effective upgrade for any closet. They save space, keep clothes in place, and make everything look more organized without much effort.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
★★★★★ 5
Looks more organized than bulky plastic hangers and multiple colors
Color: Black/Rose Gold, Size: Pack of 100
Love these hangers! The cloth helps from shirts slipping off and holds them in place! Stylish and thin so doesn’t take up all space on rack either! I’ve changed all our hangers over to these!
They are very durable and there’s no assembly obviously. I’ve had one break, but that was with a pair of jeans hanging on it and I yanked the jeans instead of pulling the hanger off and taking the jeans off the hanger so I would say they’re pretty durable. There’s a lot of overweight people here and so the jeans and certain items are pretty heavy. I’m able to hang my husband uniforms in sets on them pants and then the shirt over top. Love these hangers.
However, customer service is unreachable and when order you may be waiting for months to receive them!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
★★★★★ 5
Good product
Color: Black, Size: Pack of 50
I love this product. Actually is the second time that I buy from this company. It is very sturdy and has a good grip and also is beautiful. I recommend it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
★★★★★ 5
Overall, they’re a great way to display memories and decorate any space
Color: Black, Size: 11x17
Love these frames, They are really good quality and feel sturdy, not cheap at all. They were very easy to set up and insert my pictures, which I really appreciate. The size is perfect for posters or photos, and they make everything look much more professional and elegant on the wall. I also like how they fit well with any home decor style
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
★★★★★ 5
Quality frame - turns a puzzle into art
Color: Black, Size: 19.7x27.6, Color: Black, Size: 19.7x27.6
This puzzle frame worked perfectly for my 50cm x 70cm puzzle—it fits exactly and really transforms the finished puzzle into a beautiful display piece. The frame is well constructed and has a clean, finished look that doesn’t come across as cheap plastic. Mounting the puzzle was very easy, and everything sat securely once in place.
It arrived well packaged with no damage, and the protective plastic sheet is a nice touch. It keeps the puzzle safe while being much lighter than glass, which makes hanging and handling easier.
Overall, this is a quality frame that makes your completed puzzle look like real wall art.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
recommand products
Book & Magazine Collector Number 282 June 2007
180.00
Victor Comics Numbers 387, 401, 419, 422 & 430 1968/69
11.00
Flank Steak, Plain 9oz, with Kale and 1 Cup Onion Roasted Potatoes
25.95
Flank Steak, Montreal Seasoned 6oz, with Broccoli and 1 Cup Cranberry Almond Quinoa
21.45
Flank Steak, Plain 6oz, with Broccoli and 1 Cup Cranberry Almond Quinoa
21.45