Stanley’s 140W Power Inverter keeps your devices juiced up on-the-road: $11.50 shipped (25% off)

$15/$11.50

Amazon is currently offering the Stanley FATMAX 140W DC to AC Power Inverter with dual USB ports for $11.42 shipped. Also available at Walmart. Normally selling for $15, that’s good for a nearly 25% discount, with today’s price drop coming within $0.50 of the our previous mention and the Amazon all-time low. This inverter is the perfect addition to your car, offering an AC outlet alongside two 2.4A USB ports. Rated 4+ stars from 75% of Amazon shoppers.

We also spotted a 200W option from BESTEK in today’s Smartphone Accessories roundup for $17, if Stanley’s model doesn’t pack enough power for you.

Stanley FATMAX 140W DC to AC Power Inverter features:

• 140 Watt power inverter delivers power you can transport using a single 120 volt AC outlet and 2 USB charging ports
• Plug into your vehicle’s DC plug (cigarette lighter) and plug your devices into the power inverter; Perfect for charging small electronics such as a cell phone, tablet computer, and other electronic devices
• Features a fan free, silent running design and low voltage with automatic shut-off; Will not drain your vehicle battery, leaving you stranded
• Includes a mounting kit for convenient location placement that won’t move as you drive; Power inverter clicks and locks into place on mount and has push button release
• Includes a limited 1 year manufacturer warranty