What can the AIMTOM 42000mAh 155Wh Portable SPS-155 actually power during camping or home backup?

We picked this unit for a full review because its capacity and output sit in a narrow portable-power-station range.

What the SPS-155 can safely power and where caution matters

The SPS-155 is a 155Wh portable power station with 110V AC output, three 5V USB ports, and three 12V DC outputs. That matters for portable power station buyers because small electronics often run for long stretches, so phantom draw and inverter losses can matter more than the headline watt-hour number. What will it really run for you? A phone, router, or other low-draw gear is the safer fit; a high-draw appliance is not. The AC output type is not stated, so treat sensitive electronics cautiously if your device needs pure sine wave power.

You can find our full technical breakdown in our complete AIMTOM SPS-155 review.

What to Check Before Buying the SPS-155

• Check the device’s running wattage and startup surge. The SPS-155 can supply 100W on AC, so a brief startup spike can matter.
• Check whether your device needs pure sine wave AC. The output waveform is not stated here.
• Inverter loss reduces the 155Wh rating for wall-plug devices.
• Check your recharge plan. It charges from AC wall outlets, a car port, or solar panels, and the panels are not included.
• Check the size and carrying weight. This unit weighs 3.48lbs, so it is easy to move, but still worth matching to your trunk or pack space.
• Check whether your gear has a steady phantom draw. Small always-on loads can drain a 155Wh battery faster than you expect.

Where the SPS-155 Fits in Portable Power Station Options

The SPS-155 sits in the small-capacity end of the portable power station category. It suits you if you want a light 3.48lb unit for phones, tablets, lights, and similar low-draw gear. It also fits short backup jobs where 155Wh is enough and 100W AC output covers the load. If you need to run larger appliances, longer outages, or anything that depends on higher sustained wattage, you should look at larger stations instead. The 110V outlet and built-in inverter make it a simple AC source, but the capacity sets the limit.

For a final summary of performance, see the AIMTOM SPS-155 final verdict.

Choose the SPS-155 if you want a compact backup unit for small electronics, light camping use, and short outages. Skip it if your gear needs more than 100W on AC, longer runtime, or a clearly stated pure sine wave output.

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Reviewed by the Price Review HQ editorial team. Price Review HQ writes these guides from the 200 most-reviewed portable power station listings in our retail dataset, not from manufacturer copy.