Power your portable devices on the road with this 300W Mobile Power Inverter by Stinger. The SPI300 allows you to charge up to two devices simultaneously and provides up to 300W of nominal power (600W surge) for larger electronics. This fully portable unit also features a cooling fan for temperature regulation and short circuit protection to protect your devices.
Q: What is the continuous power output of this inverter?
A: The continuous power output of this Stinger inverter is 300 watts.
Q: What kind of protection does this Stinger inverter offer?
A: This inverter features overload and short circuit protection for safe operation.
Q: Does this power inverter have a cooling fan?
A: Yes, this inverter has a temperature regulated cooling fan to prevent overheating.
Q: Does this inverter have a low voltage alarm?
A: Yes, this inverter has an audible low voltage alarm and auto shutdown feature.
Q: How many devices can be charged simultaneously using this inverter?
A: This Stinger power inverter allows you to charge up to two devices at the same time.
Q: Does this have one or two plug in outlets, can't tell from display
A: It has two plug-in outlets.
Q: Is the AC output a true sine wave?
A: This unit is a modified sine wave type inverter.
A: It would be better if you called in so we can help you troubleshoot this issue. There are too many variables to diagnose via chat or email. The number is 727-592-5991 and we are open from 9AM-8PM EST M-F and SAT 10AM-5PM EST.
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Power your portable devices on the road with this 300W Mobile Power Inverter by Stinger. The SPI300 allows you to charge up to two devices simultaneously and provides up to 300W of nominal power (600W surge) for larger electronics. This fully portable unit also features a cooling fan for temperature regulation and short circuit protection to protect your devices.

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The CyberPower M175XUC 175 Watt Power Inverter converts power from your vehicle's 12V DC power outlet into household AC power. The M175XUC can simultaneously power two devices through its two standard AC outlets, and charge up to two devices with its one, 2.4 amp USB-A port, and one 15 watt USB-C port. The M175XUC features a 2.5 ft power cord, a 15 amp, fuse for overcurrent protection, and automatic power shutdown that will prevent your automotive battery from excessive power drain. The CyberPower M175XUC's AC output is rated at 150 watts continuous power, and up to 175 watts of peak power for operation of small electronics that draw a low amount of power.
| Pros for Stinger - 300W Mobile Power Inverter - Silver | |||
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| Cons for Stinger - 300W Mobile Power Inverter - Silver | |||
| There were no cons for this product— | There were no cons for this product— |