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Description
CTEK Power Inc 56-958 MUS 4.3 Polar - 12VFeatures Complete Battery Care Unique and patented system to recover, charge and maintain all lead acid battery types to maximize performance and extend life. Safe and easy to use User safety through spark free operation and reverse polarity protection. Vehicle electrical safety through exceptionally clean voltage and current delivery with no surges or spikes. No need to disconnect the battery from the vehicle when charging. Connect and Forget Simple
FeaturesComplete Battery Care - Unique and patented system to recover, charge and maintain all lead-acid battery types to maximize performance and extend life.
Safe and easy to use - User safety through spark free operation and reverse polarity protection. Vehicle electrical safety through exceptionally clean voltage and current delivery with no surges or spikes. No need to disconnect the battery from the vehicle when charging.
Connect and Forget - Simple plug and play operation. Select the program and mode and leave the charger to do the rest.
Unique 8 step charging - The patented 8 step program tests battery condition and revives, charges and maintains to ensure maximum battery life and performance. RECOND recovers deep discharged and stratified batteries. FLOAT/PULSE maintenance ensures ideal battery care during periods of inactivity.
Charges down to -22°F (-30°C) - Specially developed for use in extreme cold conditions and featuring AC and DC cables adapted for low-temperature use.
Extends battery life - The unique features of CTEK chargers combine to maximize performance and extend battery life.
SUPERB CHARGING WITH ADDED WINTER PERFORMANCE
The MUS 4.3 POLAR (Part No. 56-958) has been specially developed to offer excellent all-around charging with special cold weather performance and adapted AC and DC cables to handle severe cold down to -22°F (-30°C). The MUS 4.3 POLAR is an advanced microprocessor controlled battery charger providing unrivaled performance on batteries from 1.2Ah up to 110Ah. Features include the ability to diagnose a battery's condition to establish if it can receive and retain a charge, a patented automatic desulphation program, and a special reconditioning function that will revive and restore deeply discharged and stratified batteries. ‘Snowflake’ mode ensures ideal charging performance even in the most extreme cold conditions. Patented Float/Pulse maintenance makes the MUS 4.3 POLAR ideal for long-term maintenance. The entire process of battery testing, charging, and maintenance is easily followed on the clear LED display.
The MUS 4.3 POLAR is a fully automatic ‘connect and forget’ 12V charger with 8 charging steps and offers selectable 0.8A and 4.3A programs. The RECOND and SNOWFLAKE modes operate individually or together in both 0.8A and 4.3A programs providing great flexibility for the user. Wide charging range on all lead-acid battery types from 1.2Ah up to 110Ah with additional maintenance capability to 160Ah. Splash-proof and dustproof (IP65). The MUS 4.3 POLAR is easy and safe to use, protects vehicle electronics, spark-free, reverse polarity protected, and short circuit proof. The MUS 4.3 POLAR features a 5-year warranty. Alligator clamps and eyelets included.
TECHNICAL SPECIFICATIONS
Part No.
56-958
Input voltage AC
100-120VAC, 50-60Hz
Charge Voltage
14.4 / 15.0 / 15.8 V
Charge Current
Max 4.3 A
Type of Charger
8 step, fully automatic charging cycle
Type of Battery
12V lead-acid batteries (Wet, MF, AGM, GEL)
Battery Capacity
1.2-110 Ah, up to 160 Ah for maintenance
Warranty
5-year warranty
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
4.8 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 4
Light, Glowy, but Not Perfect
Color: 1pc, Color: 1pc
This Tinted Sunscreen SPF 50 is a solid daily option. The sheer tint gives a natural, healthy glow without a strong white cast, and it feels lightweight and non-sticky on the skin. Coverage is light but evens out minor redness, and it’s hydrating without being oily.
My only complaints are that it can leave a slightly shiny finish and the ingredient list could be more transparent for those cautious about sunscreen actives. Overall, it’s a good blend of tint, hydration, and SPF protection, just not flawless.
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Reviewed in the United States on April 7, 2026
★★★★★ 5
Non-greasy, light coverage
Color: 1pc, Color: 1pc
I have been using this tinted sunscreen for 2 weeks now, and it has provided the level of sunblock that I need. Living in a high-altitude desert, my fair skin shows sunspots with minutes after sun exposure without sun block. This tinted sunscreen is now part of my daily routine. The pump dispenser allows for an easy application. I use about 2 full pumps for full coverage.
This sunscreen has a really nice scent to it as well. It is also not greasy at all, which is very important to me. I have gone to work with just the sunscreen on my skin but usually apply a tinted mineral powder after the sun screen. This is mostly for the tint, as the sunscreen truly does not leave my face shiny or greasy at all.
I do want to repeat that this product has also prevented sun spots for me, which is the primary reason I include sunscreen every morning. The tint is light enough that it blends fully, but does provide a nice even tone. Highly recommend this product.
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Reviewed in the United States on April 19, 2026
★★★★★ 1
Emgmcp Tinted Sunscreen for Face SPF 50 Broad Spectrum, Hydrating Oil-Free Sheer Tint
Color: 1pc, Color: 1pc
What I ordered: Tinted Sunscreen for Face SPF 50 Broad Spectrum, Hydrating Oil-Free Sheer Tint, No White Cast & Sweat Resistant, Tinted Moisturizer for Natural Glow, Non-Sticky Daily Sun Cream (1pc)
What I received: as above (as labeled).
This has to be the absolute worst sunscreen I've ever tried.
The ingredient listing is incomplete (see my photo) as there is no ingredient to account for the "tint" (at the very least).
The only active ingredient (actual sunscreen) is titanium dioxide.
Although slightly tinted, it still leaves a light cast even on my pale skin.
It's leaves a horribly oily/greasy film on the skin, and it pills horribly.
If you care enough about your skin to use a daily sunscreen, it's worth getting a known brand with full ingredient disclosure and proven skin protection.
This C-beauty sunscreen is not it.
I don't consider this a quality product nor a good value, even at it's nominal cost at the time of my review.
I cannot in good conscience recommend this product - it's a huge disappointment.
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Reviewed in the United States on April 5, 2026
★★★★★ 5
⭐️⭐️⭐️⭐️⭐️
Color: 1pc
This tinted sunscreen is absolutely fantastic! The SPF 50 broad-spectrum protection keeps my skin safe all day, and the universal tint blends seamlessly with my complexion without leaving a white cast. It feels lightweight, non-greasy, and gives my skin a healthy, natural glow. I love that it simplifies my routine by combining sun protection and a subtle skin-evening tint in one step. It sits so well under makeup- even though makeup isn’t even necessary because this sunscreen evens out your complexion so well. As someone is is a little nervous going bare face, I love having this as an option for going to the pool or beach, and on hot summer days. Definitely a five-star product I’ll keep repurchasing!
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Reviewed in the United States on April 15, 2026
★★★★★ 5
Long lasting ,easy to apply, strong sun blocking
Color: 1pc, Color: 1pc
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I’ve tried a lot of sunscreens over the years, but the Emgmcp Universal Moisturizing Sunscreen with SPF 50 PA+++ stands out. It goes on smoothly—none of that sticky or greasy feeling some sunscreens leave behind—and it actually stays put, even when you’re out and about for hours. I used it for a long day outside and didn’t get burned at all, so the sun protection really does what it promises.
The best part? It feels lightweight and comfortable, almost like a moisturizer rather than a typical sunscreen. If you want something that’s easy to apply and genuinely keeps the sun off, this one is worth trying. I’d give it a solid 5 stars.
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Reviewed in the United States on April 12, 2026