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Acogedor Morse Code CW Telegraph Stainless Steel K-4 Hand Key Short Radio Morse CW Telegraph K4 Key Radio Communication Teaching Aids
Brand: Acogedor
Condition: Used
$4826
$6020
-20% Save $1194
Updated: 2 days ago
Description
STAINLESS MATERIAL - The product is made of stainless steel material, and the surface is electroplated to increase the service life.
PROTECTION PAD - There is a cushion at the bottom to protect your desk and equipment from scratches, very practical.
DETACHABLE PLUG - The new plug is detachable, which is convenient for players to replace, easy to operate.
TEACHING AIDS - Morse code communication CW telegraph can be used as physical electricity experimental teaching aids.
HIGH HARDNESS - High temperature quenching heat treatment strengthens the overall hardness, making the product more comfortable to use.
Feature:
1. The product is made of stainless steel material, and the surface is electroplated to increase the service life
2. There is a cushion at the bottom to protect your desk and equipment from scratches, very practical
3. High temperature quenching heat treatment strengthens the overall hardness, making the product more comfortable to use
4. The new plug is detachable, which is convenient for players to replace, easy to operate
5. Morse code communication CW telegraph can be used as physical electricity experimental teaching aids
Specification:
Item Type: Morse Code CW Telegraph
Material: Stainless steel
Model: HY-K4
Package List:
1 x Base
1 x Spring
1 x Press Plate
1 x User Manual
Note:
Only for DIY Morse code beginners to learn and use.
1. The product is made of stainless steel material, and the surface is electroplated to increase the service life
2. There is a cushion at the bottom to protect your desk and equipment from scratches, very practical
3. High temperature quenching heat treatment strengthens the overall hardness, making the product more comfortable to use
4. The new plug is detachable, which is convenient for players to replace, easy to operate
5. Morse code communication CW telegraph can be used as physical electricity experimental teaching aids
Specification:
Item Type: Morse Code CW Telegraph
Material: Stainless steel
Model: HY-K4
Package List:
1 x Base
1 x Spring
1 x Press Plate
1 x User Manual
Note:
Only for DIY Morse code beginners to learn and use.
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Product Details
- SKU:
- awhd-us-b09q6fr6mt
- Model:
- Acogedorug75hsv9217505
- Country:
- US
- ASIN:
- B09Q6FR6MT
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $12 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
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Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
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