Best Portable Heater For Outdoor Sporting Event

Portable Electric Space Heater with Thermostat, 1500W/750W Safe & Quiet Ceramic Heater Fan, Heat Up 200 sq. Ft for Office Room Desk Indoor Use (Silver)

Space Heater, Portable Oscillating Heaters for Indoor Use, TABYIK PTC Ceramic Heater with Tip-Over & Overheating Protection for Office Desk

Portable Electric Space Heater 1500W/750W, Ceramic Room Heater with Tip-Over and Overheat Protection, Heat up 200 Square Feet in Seconds, Safe and Quiet for Office Home Room Desk Indoor Use (Black)

Amazon Basics Ceramic Space Heater, Portable Heater for Indoor Use, for Office and Home, With Overheat and Tip-Over Protection, Thermostat, Non-Oscillating, 1500W, Black, 7.52"D x 6.34"W x 9.45"H

Heat Storm Tradesman Outdoor Infrared Heater, 1500-Watt

BLACK+DECKER Small Space Heater, 1500W Portable Space Heater with Overheat Protection for Indoor Use

VESTA Self-Powered Camping Indoor/Outdoor Heater & Stove (Compact, Off-Grid, Emergency)

Dyna-Glo 10K BTU Grab N Go Portable Propane Heater - Red

SereneLife Infrared Patio Heater, Electric Patio Heater for Indoor/Outdoor Use, Portable Table Heater with Remote Control, 1500 W, for Restaurant, Patio, Backyard, Garage, Decks (Silver)

MARTIN Portable Infrared Propane Heater | Camping Accessories | Overheat Protection | Cordless Heater for Camping Fishing Backpacking Hiking Hunting Survival Emergency | Compact & Powerful | 3,100 BTU