Upgrade the air conditioning in your RV, truck, teardrop trailer, tent, boat, small cabin or room with the ZERO BREEZE MARK 2 portable air conditioner. The Mark 2 features a 650 Watt / 2,300 BTU cooling capacity, four adjustable fan speeds and three cooling modes. Enjoy cool air anywhere with the touch of a button as the ZERO BREEZE Mark 2 lowers ambient air temperature by up to 30°F within 10 minutes. The PLUS package includes (1) rechargeable lithium ion battery so you can take the cool with you, anywhere you go. Each battery gets you up to 5 hours of run time and includes (2) USB-A and (1) USB-C port to charge other electronic devices.