The rugged CAT S41 smartphone can double as a power bank thanks to its 5,000 mAh battery
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It ships with Android Nougat on board and features IP68 certification, which means it's dust and waterproof. On top of that, the CAT S41 is MIL-SPEC 810G-rated and it's been drop tested to 5 feet 9 inches onto concrete.
The massive 5,000 mAh battery promises to offer 38 hours of 3G talk time or 44 days standby. Moreover, the smartphone comes with a special cable that allows CAT S41 owners to charge other devices and accessories with the Battery Share power bank feature.
![The rugged CAT S41 smartphone can double as a power bank thanks to its 5,000 mAh battery](https://m-cdn.phonearena.com/images/articles/306549-image/CAT-S41-1.jpg)
Hardware-wise, Caterpillar's mid-range smartphone includes a 2.3GHz octa-core MediaTek Helio P20 processor, 3GB RAM and 32GB internal memory. There's also a 13-megapixel camera on the back and a secondary 8-megapixel snapper in the front, both of which can be operated underwater.
Finally, the smartphone does LTE/VoLTE and comes with a special shortcut key that can be predefined to start the Push to Talk (PTT) service and launch the phone's camera or flashlight.
source: Caterpillar
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