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Home > cycling helmet lights

cycling helmet lights

Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why choose us

Solutions to meet different needs

Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

cycling helmet lights

SNR vs. NRR - Ear Defender Ratings Explained

SNR vs. NRR - Ear Defender Ratings Explained

24/8/2019, · ,SNR, is the EU standard, while NRR is the US standard. The testing procedure is slightly different between them and the calculations involved are different. Both ratings are designed to give a good estimate of real-world noise reduction in decibels when the hearing protection is fitted properly in most real-world noise environments.

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JSP® Standard Protection Ear Muffs SNR30 | Seton

JSP® Standard Protection Ear Muffs SNR30 | Seton

The Control of Noise at Work Regulations 2005 is the legislation that, amongst others, established the standards regarding the protection required when working in environments with different noise levels. The legislation established three noise level values to look out for namely: 80dB with a peak sound pressure level of 135 dBC - The lower exposure level.

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Moldex - M4 Earmuffs SNR 30 dB - CamdenTools.com

Moldex - M4 Earmuffs SNR 30 dB - CamdenTools.com

The Moldex M4 ,Earmuffs, are flexible and lightweight with an appealing, stylish design. Seamless workmanship make these ,earmuffs, robust and durable with grip points for easy on-head adjustment. They also feature a smooth sliding mechanism for size adjustment. The extra soft foam air cushions and low contact pressure ensure the M-Series are extremely comfortable. Has a single number rating (,SNR, ...

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Electronic Shooting Earmuff Shooting Ear Protection NRR ...

Electronic Shooting Earmuff Shooting Ear Protection NRR ...

Electronic Shooting ,Earmuff, Shooting Ear Protection NRR 24dB/,SNR, 27dB Adjustable. Product Description. Sound Amplification & Noise Reduction: electronic hearing protection for shooting electronic hearing protection for shooting Built-in omni-directional microphone and circuit board for picking up low-level sound and suppressing noise.

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What Is the Noise Reduction Rating (NRR) and How to Use It?

What Is the Noise Reduction Rating (NRR) and How to Use It?

Some companies advertise ,earmuffs, with an NRR of 36 or 37. Upon closer inspection, they are using the ,SNR, (Single Number Rating), which is obtained by testing according to European Standard EN 352-1:2002. In the United States, the standard for testing hearing protection and calculating the NRR is still ANSI S3.19-1974.

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Joey Noise Cancelling Baby Earmuffs (SNR 22): Amazon.sg ...

Joey Noise Cancelling Baby Earmuffs (SNR 22): Amazon.sg ...

Joey Noise Cancelling Baby ,Earmuffs, (,SNR, 22): Amazon.sg: Home Improvement. Skip to main content.sg. All Hello, Sign in. Account & Lists Account Returns & Orders. Try. Prime. Cart ...

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HOWARD LEIGHT QM24 EARMUFF - 3302152 - PPE Suppliers in RSA

HOWARD LEIGHT QM24 EARMUFF - 3302152 - PPE Suppliers in RSA

QM24+ ,Earmuff, Technical Data Sheet STD EN 352-2:1993 ,SNR, (dB) 25,26,25 H (dB) 30,29,30 M (dB) 23,23,22 L (dB) 14,15,14 MOQ 1 Each

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Electronic Shooting Earmuff Shooting Ear Protection NRR ...

Electronic Shooting Earmuff Shooting Ear Protection NRR ...

Electronic Shooting ,Earmuff, Shooting Ear Protection NRR 24dB/,SNR, 27dB Adjustable. Product Description. Sound Amplification & Noise Reduction: electronic hearing protection for shooting electronic hearing protection for shooting Built-in omni-directional microphone and circuit board for picking up low-level sound and suppressing noise.

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NRR and SNR Defined - Magid

NRR and SNR Defined - Magid

In simplified form, an NRR or ,SNR, rating indicates the level that a noise can be reduced by wearing a hearing protection device. Example: If you have a noise level of 110 dBA and you have a NRR or ,SNR, of 30, then the perceived noise level would be reduced to 80 dBA. Attenuation-USA (ANSI) N.R.R. 33dB Tested Accordinq to ANSI $3.19-197 4 Standard

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China Snr Earmuff Snr Earmuff Manufacturers Suppliers ...

China Snr Earmuff Snr Earmuff Manufacturers Suppliers ...

China ,Snr Earmuff, manufacturers - Select 2020 high quality ,Snr Earmuff, products in best price from certified Chinese ,Snr, manufacturers, Working ,Earmuff, suppliers, wholesalers and …

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3M™ PELTOR™ Earmuffs X Series

3M™ PELTOR™ Earmuffs X Series

X series ,earmuffs, combine 3M™ Peltors™ legendary hearing protection knowledge with our most advanced technologies, creating our most comfortable, curable ,earmuff,. A broad range of protection in colour coded SNRs they make finding the correct protection level easier.

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My Top 6 Noise Blocking Earmuffs Review - RememberEverything

My Top 6 Noise Blocking Earmuffs Review - RememberEverything

The European ,SNR, for the same ,earmuffs, tends to be higher than the US NRR, so make sure you know which number you are actually looking at: for example, when sold in the US, the 3M Peltor X5A box states an NRR of 31 dB, and when sold in Europe an ,SNR, of 37 dB.

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Moldex - M4 Earmuffs SNR 30 dB - CamdenTools.com

Moldex - M4 Earmuffs SNR 30 dB - CamdenTools.com

The Moldex M4 ,Earmuffs, are flexible and lightweight with an appealing, stylish design. Seamless workmanship make these ,earmuffs, robust and durable with grip points for easy on-head adjustment. They also feature a smooth sliding mechanism for size adjustment. The extra soft foam air cushions and low contact pressure ensure the M-Series are extremely comfortable. Has a single number rating (,SNR, ...

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JOEY® Noise Cancelling Baby Earmuffs (SNR 22) – Earjobs

JOEY® Noise Cancelling Baby Earmuffs (SNR 22) – Earjobs

Introducing the all new JOEY® Baby ,Earmuffs,, EARJOBS™ very own entry into the world of baby hearing protection. Featuring the most lush, baby-friendly materials on the market as well as a complimentary pair of super cute decorative stickers, JOEY Baby ,Earmuffs, are a …

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3M PELTOR Optime Earmuffs

3M PELTOR Optime Earmuffs

The 3M ™ PELTOR Optime™ ,Earmuffs, are available in headband, neckband, foldable or helmet mounted version. These products are designed to provide moderate to very high levels of attenuation that meets the needs of an extensive range of industrial applications. Providing attenuation value ranging from ,SNR, 26dB to ,SNR, 35dB

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JSP® J-Muff Ear Muffs SNR25 | Seton

JSP® J-Muff Ear Muffs SNR25 | Seton

J-Muff ,Ear Muffs, feature high impact polystyrene cups filled with acoustic foam Strong, durable, reinforced plastic headband ensures an excellent pressure seal is maintained ,SNR, (Single Number Rating) or Attenuation level is 25dB

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FORCE BASIC EARMUFF SNR 27 | Select PPE

FORCE BASIC EARMUFF SNR 27 | Select PPE

lightweight hearing protection device, excellent user comfort, adjustable headband, pvc headband, pvc cups, pvc cushions

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Joey Noise Cancelling Baby Earmuffs (SNR 22): Amazon.sg ...

Joey Noise Cancelling Baby Earmuffs (SNR 22): Amazon.sg ...

Joey Noise Cancelling Baby ,Earmuffs, (,SNR, 22): Amazon.sg: Home Improvement. Skip to main content.sg. All Hello, Sign in. Account & Lists Account Returns & Orders. Try. Prime. Cart ...

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Moldex M5 Ear Muff - comfortable and robust

Moldex M5 Ear Muff - comfortable and robust

SNR, value H M L Unit Units/Box; 6120. M5. 34 dB ,SNR, (Single Number Rating) Noise protection in dB. H39 M31 L23 Noise protection in dB for the frequency bands H=High, M=Medium, L=Low. Piece. 1. 6135. Hygiene kit--Piece. 1

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