







🚗 Inflate Fast, Stay Ready, Own the Road!
The ETENWOLF ZEPHYR S3 is a vivid orange, portable cordless air compressor featuring a powerful 7800mAh lithium battery capable of inflating 16 tires per charge. It delivers ultra-fast inflation at 35 liters per minute, accurately reaching up to 160 PSI with ±1 PSI precision. Designed for continuous use with a 100% duty cycle and built-in cooling, it supports cars, SUVs, bikes, and balls. Additional perks include an auto-stop function, preset pressure memory, USB-C fast charging, and a bright 300 lumen LED work light, making it a reliable, professional-grade inflator for on-the-go tire care.















| ASIN | B0CP3P1FKZ |
| ASIN | B0CP3P1FKZ |
| Additional Features | Quick Inflation |
| Air Flow Capacity | 35 Liters Per Minute |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Best Sellers Rank | #67,128 in Automotive ( See Top 100 in Automotive ) #363 in Wheel & Tire Air Compressors & Inflators |
| Brand Name | ETENWOLF |
| Capacity | 1.25 Cubic Feet Per Minute |
| Color | Vivid Orange |
| Customer Reviews | 4.6 4.6 out of 5 stars (672) |
| Customer reviews | 4.6 4.6 out of 5 stars (672) |
| Date First Available | 18 January 2024 |
| Included Components | Air Compressor x 1,Air Chuck x 1,Pressure hose,Presta valve adapter x 1,Inflation needle x 1,High-pressure tapered nozzle x 1, USB A to C cable x 1,User manual x 1 |
| Item Dimensions L x W x H | 17L x 8.9W x 13.5H centimeters |
| Item Type Name | TIRE INFLATOR |
| Item Weight | 1.47 Kilograms |
| Item model number | USMS3VO |
| Manufacturer | ETENWOLF |
| Manufacturer | ETENWOLF |
| Material Type | Plastic |
| Maximum Power | 132 Watts |
| Model Name | Tire Inflator USMS3VO |
| Model Number | USMS3VO |
| Noise | 78 Decibels |
| Power Source | Battery Powered |
| Product Dimensions | 17.02 x 8.89 x 13.46 cm; 1.47 kg |
| Recommended Uses For Product | Tire Inflation |
| Style | Portable |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
S**M
Unlike the majority of inflators listed, the Etenwolf is manufactured to provide accurate results. As tyre pressure accuracy and consistency is a central safety consideration, I would suggest calibration would be the primary design criteria. In achieving internationally recognised calibration standards, Etenwoolf have not however compromised on useful features including a low pressure inflator and multi-function torch. The compact size, cordless design and useful battery life contribute to its ease of use. Well worth the extra cost for a fit-for-purpose product.
T**O
Used it on a few SUV tires and its does a pretty good job..Takes about 5 minutes from a complete flat to around 50 psi.Runs a tad warm and not too noisy. Its better to let it cool down a bit after each tire though.Time will tell how long it last but first impressions it does it job and small enough to leave inside a trunk.
K**M
Let me start off by saying I am a 63 year old woman who lives alone. My low tire pressure light came on and my neighbor who is a master mechanic usually helps me, but he was unavailable. I started my Amazon search for something,,,, I really wasn’t sure what. I ended up buying one of those portable, hand held units, only to read the comments after it was delivered and saw everyone saying it takes about one full minute per psi. I’m thinking, Jeez, all my tires are low, I’m gonna be here all day. I immediately started searching again for something more similar to what my mechanic friend used. Hence, I came upon this little unit. Ordered it yesterday and it arrived this morning. I just finished putting air in all four tires and it took me about six minutes. I am more than pleased. The instructions are very clear and easy to follow. If you find yourself in need of such a gadget; Do Not Hesitate. I highly recommend.
R**E
I bought the smaller version of this tire inflator because I wanted something lightweight, practical, and easy to keep in my trunk without adding extra bulk. It’s perfect for daily commuting, long trips, or just peace of mind. Beyond car tires, it comes with adapters for basketballs, footballs, bikes, and motorcycles, making it very versatile. It charges with a standard Android charger and I always leave it fully charged so it’s ready when needed. This inflator has already saved me a few times. It’s not meant to completely replace a tire shop, but if you get a flat or just need air to reach the nearest shop, this will absolutely get the job done. I especially find it useful in the winter months when tire pressure naturally drops — I just top off my PSI at home instead of wasting time and quarters at a gas station. Keeping your tires at the right pressure also helps with fuel economy and ride comfort, so it pays off in multiple ways. Performance-wise, I give it 5/5: • Very compact and easy to store. • Quickly tops off car tires. • Reliable for emergencies and peace of mind. • Great versatility with included adapters. The only trade-off is the battery life, which isn’t very long due to the smaller size. Filling all four tires up to ~35–38 PSI will already drop the battery a bar or two, and if you’re filling multiple vehicles it drains even faster. If you want longer runtime, the larger version is a better option — but for practicality and portability, this smaller one is perfect. Bottom line: For the price, convenience, and reliability, this is one of the best safety items you can keep in your car. It won’t replace professional equipment, but it will definitely get you out of a pinch. Highly recommended.
R**N
El equipo está super bonito, muy bien diseñado e infla rápido las llantas, el problema es que no infla tantas llantas como dice, por ejemplo, fue probado en un mini cooper, y se les aplico a 3 llantas 15 psi más o menos (de 20 a 35 psi) y 1 se lleno desde 0, ya con eso solo quedo una rayita de 4 de carga del equipo (esto fue durante el primer uso y tras haberlo cargado al máximo), así que es muy fácil de transportar (es minúsculo), ligero y muy bonito, pero para inflar todas las llantas desde 0 no alcanza, es más que nada para una emergencia.
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