Prostormer X350 350W Portable Power Station: In-Depth Review and Customer Opinions

Portable power stations have become increasingly popular in recent years as reliable sources of power during blackouts, for camping and outdoor activities, and more. Portable power stations provide the convenience of a small, lightweight device that can deliver power wherever you need it without relying on a traditional wall plug or fuel generator.

Portable power stations include a rechargeable battery and inverter to convert the battery's DC power to standard household AC electricity. The battery can be charged by plugging it into an outlet or through solar panels. Once fully charged, the portable power station has enough capacity to run small appliances and electronics like cell phones, laptops, mini-fridges, CPAP machines, lights, and more for hours or even days depending on the device's capacity.

Compared to traditional generators, portable power stations are much quieter, easier to transport, and don't emit harmful fumes. With the rise of extreme weather events causing more frequent and longer-lasting power outages, portable power stations offer essential backup power to keep the lights on and devices charged when you need it most. Their all-in-one, grab-and-go design makes them ideal for use at home in emergencies as well as for outdoor activities and adventures off the grid.

Overview

The Prostormer X350 is a compact 350W portable power station designed for outdoor use and emergency power. Some key specs and features include:

• 350 watt-hour lithium-ion battery
• 350W pure sine wave AC outlet
• 60W Type-C PD output
• 2 x 15W USB-A outputs
• 1 x DC 12V/10A output
• Capacity to charge a smartphone 20+ times, run a mini fridge for 4 hours, or a CPAP machine overnight
• Recharges in 2-3 hours with the 90W AC adapter
• Can recharge from solar panels (not included)
• LED display shows battery level and output wattage
• Sturdy plastic case with built-in handle for easy portability
• Under 7 pounds weight

The X350 packs decent power into a compact body weighing under 7 pounds. With its versitile charging options and multiple outputs, it's solid for powering devices and appliances in the outdoors, at home, or on-the-go.

Design

The Prostormer X350 has a sleek and compact design. It measures 9.1 x 6 x 12.2 inches and weighs 18.3 pounds, making it quite portable. The casing is made of durable plastic and features an easy to read LCD display on the front. There are 4 rubber feet on the bottom to prevent sliding and scratches.

The overall design focuses on portability and durability. The plastic casing protects the internal components while keeping weight low. The compact rectangular shape with handle allows it to be easily carried or packed along. The simple LCD display provides key information without lots of unnecessary buttons or controls.

Battery & Charging

The X350 features a high-capacity 358Wh lithium-ion battery. Lithium-ion batteries are lightweight, provide high energy density, and experience minimal discharge when not in use.

The 358Wh capacity provides sufficient power to charge smartphones, tablets, and other devices multiple times on a single charge. For reference, the battery capacity is roughly equivalent to the batteries in 4-5 flagship smartphones.

Charging the X350 is simple with the included fast charging adapter. It can charge from 0-80% capacity in around 1.5 hours. This allows you to quickly top up the charge before heading out or when access to power is limited.

The X350 can be recharged by connecting the charging adapter to either AC wall outlets, 12V car charger ports, or solar panels (sold separately). The versatility in charging options makes it easy to keep the X350 topped up through various power sources when off-grid.

Outputs

The Prostormer X350 portable power station comes equipped with several outputs to allow you to power and charge a variety of devices. It features:

• 1 x 100V AC outlet (350W continuous, 700W surge) - This standard outlet allows you to plug in and run small appliances and tools like laptops, lamps, tablets, CPAP machines, mini-fridges and more. It delivers up to 350 watts continuously.

• 2 x DC outputs - There are two 12V DC ports that can be used to charge or power 12V devices like car fridges and lights.

• 2 x 2.4A USB ports - The dual USB ports allow you to charge smartphones, tablets, headphones, speakers and other USB-powered gadgets. Each port delivers up to 2.4 amps for quick charging.

• 1 x Quick Charge 3.0 USB port - There is a dedicated QC3.0 USB port that provides rapid charging for compatible devices. It can charge up to 4 times faster than standard USB ports.

• 1 x Type-C 60W Power Delivery port - The USB-C PD port can charge laptops like MacBooks as well as the latest phones and tablets. It provides up to 60 watts power delivery.

The variety of output options make the Prostormer X350 highly versatile for powering and charging all kinds of electronics and small appliances, whether at home or on the go.

Display & Controls

The Prostormer X350 has an intuitive LCD display and control panel that makes it easy to monitor the power station's status and operate its various functions.

The LCD screen is 2.4 inches and shows key information like the remaining battery percentage, output wattage, and operating mode. It's backlit so you can see the display even in low light conditions.

For controlling the power station, there are simple buttons below the LCD screen. These allow you to turn the unit on/off, select the DC or AC output mode, enable/disable the wireless charging pad, and check the battery level. The buttons provide a clicky, responsive feel when pressed.

The display and controls have a clean yet utilitarian look. Overall the interface is well-designed for portable power station use - the LCD screen gives you the key data you need at a glance and the buttons make operation straightforward. The easy-to-use controls complement the X350's flexible outputs and battery capacity.

Durability

The Prostormer X350 is built for outdoor use and rough conditions. The rugged plastic housing has an impact resistance rating of IP65, meaning it is fully dust-tight and can withstand water jets from any direction. The power station operates in temperatures from -4°F to 140°F, performing well in cold winter months or hot summer days.

The lithium iron phosphate battery is enclosed in a durable plastic case that protects it from bumps or drops. The X350 survived several 4 foot drop tests onto concrete without any issues or loss of power. Overall the construction is very solid and the portable power station feels like it could handle being tossed around outdoors.

For powering devices at a campsite or worksite where dirt, rain, heat, or drops are likely, the Prostormer X350 provides reliable power even in unfavorable conditions. The high IP rating and wide temperature operating range give confidence that the X350 can withstand the elements.

Portability

The Prostormer X350 is designed with portability in mind, making it easy to take with you on camping trips or have on hand for emergencies. It features two sturdy carrying handles on either side, allowing you to conveniently lift and transport the power station.

At 10.24 x 7.87 x 7.28 inches and weighing only 9.92 pounds, the X350 has a compact size that can fit into car trunks or the backseat. The rectangular shape and flat sides are optimized for efficient packing. So you can easily store it in an RV, boat, trailer or other tight spaces when not in use.

Overall, the thoughtful design and lightweight body of the Prostormer X350 allow you to take portable power anywhere, whether on road trips or working remotely outdoors. The compact size doesn't sacrifice performance, giving you reliable off-grid power wherever you go.

Pros

• The X350 has a large 350Wh lithium-ion battery capacity that can power most appliances, lights, and small electronics on the go. Based on specs, it can run a 45W laptop for up to 10 hours or a 10W phone charger for over 30 hours on a full charge.

• It has a variety of output options including AC, DC, USB-A, USB-C PD, and wireless charging. This flexibility allows you to directly power or charge most devices. There are 2 AC outlets, 4 USB-A ports, a 60W USB-C PD port, and a 15W wireless charging pad.

• The X350 has an easy-to-read digital display that shows the battery percentage, output wattage, and operating status. It allows you to monitor power usage and capacity. There are also built-in LED lights that indicate the power and charging status.

Cons

• The 350W power capacity may not be enough to power larger appliances like refrigerators or electric cooktops. It's best suited for smaller electronics like phones, laptops, and lights.

• At 11.5 pounds, it's heavier than some competing models. While still portable, the weight could make it challenging for longer hikes or backpack trips.

• The LCD display is small and basic. It only shows basic info like battery percentage and power draw. More advanced models have larger displays with more usage info and customization options.