SKU: 44190123067

SkyStars KO45 3-6S BLHeli_S 4in1 ESC

Sale price$22.88 Regular price$25.42
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Ships within 48 hours · Estimated delivery Jul 17 - Jul 22

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Description

SkyStars KO45 3-6S BLHeli_S 4in1 ESCUnleash the power of flight with our mighty KO45A PowerMaster, a 3 6S BLHeli_S Dshot600 4 in 1 ESC. This little beast is small in size but big on features, perfectly engineered to provide superior flying experience that you, tech savvy drone enthusiasts, have always dreamt about! Our KO45A ESC is dimensioned at a pocket sized 41*46mm, perfect for your most audacious aerial undertakings. With an incredibly light weight of just 13. 3g, you can now "lift

Unleash the power of flight with our mighty KO45A PowerMaster, a 3-6S BLHeli_S Dshot600 4-in-1 ESC. This little beast is small in size but big on features, perfectly engineered to provide superior flying experience that you, tech-savvy drone enthusiasts, have always dreamt about!

Our KO45A ESC is dimensioned at a pocket-sized 41*46mm, perfect for your most audacious aerial undertakings. With an incredibly light weight of just 13.3g, you can now "lift off" without feeling weighed down. It supports 3-6S Lipo input, giving you the power to choose how high and far you want to fly.

This wonder is powered by a supercharged BB21 MCU, running at a whopping 48MHz. Who said speed and control don't mix? The KO45 speaks a universal drone language, supporting DShot DShot150/300/600, MultiShot, OneShot, and more. With a built-in current sensor and no BEC, we've made sure that it's as nimble as it is tough.

Key Product Highlights:

  • Compact size, designed for agility: The PowerMaster is crafted with dimensions of 41 46mm and mounting holes of 30.5 30.5mm/Φ3mm. It fits in seamlessly without cramping your drone's style.
  • Lightweight for ultimate performance: At a featherweight 13.3g, it ensures optimal drone performance without compromising on strength or stability.
  • Adaptable power supply: With support for 3-6S Lipo input, you can tweak your flight time and speed to match your adventurous spirit.
  • Robust processing speed: Equipped with a 48Mhz BB21 MCU running BLHELI 16.X Firmware, the PowerMaster promises a smooth and responsive flight experience.
  • Supports a wide range of protocols: Whether you're team DShot, MultiShot, or OneShot, the PowerMaster got you covered.
  • Precise power tracking: Comes with a built-in current sensor to keep track of your drone's power consumption.
  • No BEC for enhanced agility: The absence of a BEC ensures more lightweight operation, making your drone more agile in the sky.

Specifications

  • KO45A 3-6S BLHeli_S Dshot600 4-in-1 ESC
  • Dimension: 41*46mm
  • Mounting Holes: 30.5*30.5mm/Φ3mm
  • Weight:13.3g
  • Supports 3-6S Lipo input
  • BB21 MCU, 48Mhz Runs BLHELI 16.X Firmware
  • Current sensor: YES
  • BEC: NO
  • Supports: DShot DShot150/300/600/MultiShot/ OneShot etc.
  • Target: Q-H-30 BLS 16.7

Includes

  • 1x Skystars KO45 BLHeli_S 4-in-1 3-6S 30x30 ESC (45A)
  • 1x Accesories Kit
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 44190123067

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4.5 ★★★★★
Based on 12 reviews
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Verified Purchase
Ce
Boise, US
★★★★★ 5
Comfortable
Size: 7, Color: Black
Super comfy and stylish, I’ve never worn these styles of loafers however I’m glad I purchased these. I’ve purchased another pair in a different color.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
C
Verified Purchase
Cameron
Pawtucket, US
★★★★★ 3
Meh
Size: 10, Color: Black
I had a real leather version of these shoes for many years. They are still totally wearable, however the soles have worn smooth from using them so much. so naturally I buy a new pair. These are the same design. the stitching is close, the pattern in the leather is the same. But they are so much cheaper. There is no real leather. It's all synthetic. The sole is not the same quality of rubber. The stitching is not as good. They look fine, brand new, yet I am sure they will not last. these are cheap. They also cost less, so I guess they are an average value, but I am very annoyed.
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Reviewed in the United States on May 25, 2025
A
Verified Purchase
Amazon_Customer
Bozeman, US
★★★★★ 5
The "Lazy Professional" Look: Is Hands-Free Luxury Actually Real?
Size: 9.5, Color: Black Napa Leather
Living down here in Florida, my footwear needs are pretty specific. It’s hot, it’s humid, and I spent half my life rushing from the car into work or a meeting. I’ve reached that age where I value efficiency just as much as style—maybe more. I’ve been eyeing the Marc Joseph New York Hands-Free Slip-on Penny Loafers for a while, and after putting them through the wringer, here is the honest truth from someone who just wants to look sharp without the hassle. The "Just Step-In" Reality Look, the big selling point here is the "Hands-Free" tech. We’ve all seen the commercials for those athletic slip-ins, but finding that in a legitimate leather penny loafer is a different game. Does it work? Yes, surprisingly well. The heel counter is firm enough that it doesn’t collapse when you slide your foot in, but it doesn’t feel like a piece of plastic digging into your Achilles once you’re in. For those of us who are tired of bending over or hunting for a shoehorn every morning, this is a genuine quality-of-life upgrade. The Florida Factor: Comfort and Style The leather is actual calfskin (on most models), which is a must for the Florida heat. Synthetic shoes turn into a sauna within ten minutes, but these breathe reasonably well. The aesthetic is classic—it’s a "professor" shoe through and through. You can wear them with chinos and a blazer for work or throw them on with some nice jeans for a weekend lunch. Inside, they’ve got a gel heel insert and a padded footbed. It’s not quite "walking on a cloud"—let’s not over-hype it—but it’s a massive step up from the hard, flat soles of traditional dress loafers. I’ve spent four hours on my feet lecturing, and my arches didn’t hate me by the end of the day. The Sizing Gamble Here’s where you need to be careful. The consensus from other guys (and my own experience) is that the sizing is a bit of a coin toss. They tend to run a little large and sometimes wide. If you have narrow feet, you might find the sides "gaping" or flaring out when you walk, which kills the sleek look. I’d recommend ordering a half-size down if you’re usually between sizes. The Breakdown The Pros: True Hands-Free: You can actually put these on while holding a coffee and a briefcase. No hands needed. Legit Materials: The calf leather feels premium and smells like the real deal. Versatility: Perfectly bridges the gap between a "car shoe" and a formal loafer. Comfort: The gel insert makes a noticeable difference for long-duration wear. The Cons: Sizing Inconsistency: They can run wide, leading to some "heel slip" if you don't get the perfect fit. Break-in Period: The heel is stiff by design (to allow for the slip-on feature), so expect a day or two of minor stiffness. Price Point: They aren't cheap, though often on sale. Value for Money Are they worth it? If you’re comparing them to high-end Italian brands that cost $500, these are an absolute steal. They look 90% as good for a fraction of the price. However, if you're used to $60 mall shoes, the jump to $150+ might feel steep until you realize you’re paying for the convenience of never having to touch your shoes to put them on. For a daily driver in a professional setting, the value is definitely there.
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Reviewed in the United States on April 10, 2026
E
Verified Purchase
Edward A. Cleveland
New York, US
★★★★★ 5
Step In Look Good
Size: 11.5, Color: Cognac Napa Leather
I am wearing these shoes as I write this review, and they look and feel great. I have a bit of a disability with drop foot on the right leg and bilateral neuropathy and have been wearing step in shoes for about 10 years. But the first company that introduced leather dress and casual shoes stopped making them and now only makes sport and casual shoes. So I have been searching for some that meet my need for shoes like this and this company has given me three pairs, so far. Easy to get into, comfortable to wear, and good looking. And they take polish very well, too. (Remember how to do that?). We may buy another pair or two in different styles as well.
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Reviewed in the United States on April 26, 2026
B
Verified Purchase
Book dude
Bozeman, US
★★★★★ 4
Runs tight. Skinny and smaller than other brands.
Size: 8.5, Color: Brown
Comfy and lots of support. Cushiony. Beware: the brown I ordered runs small. Tighter than other brands.
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Reviewed in the United States on April 23, 2026

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