Rotary phone that works with your cell phone SIM card!
When ever we go to the pool or beach, I place my phone in a snack size ziplock baggie. I can still use my phone through the plastic with my wet sandy hands...why haven't I thought of this!!
Portable Humidifier/ Mister/ Aroma Diffuser by Amazing Grace Co, Ltd: Turns a water bottle into a humidifier. Power via a smart phone cable, USB. #Humidifier