Mr. Heater Portable Buddy Heater - Standard. Indoor safe with automatic low oxygen and tip over shutoffs. Heats up to 200 sq. ft. using one 1 lb. disposable propane cylinder or 20 lb. cylinder. Specifications for Mr. Heater Portable Buddy Heater - Standard: Manufacturer: Mr. Heater Color: Black/Red Thermal Output: 4000 - 9000 BTU Fuel Type: Propane Auto Igniter: Yes Application: Camping Outdoor Fabric/Material: ABS Polymer Size: 14.25 x 9 x 15 in Additional Features: Piezo Weight: 10.6 lb Features 4000 - 9000 BTU per hour For use with propane gas Heats up to 225 sq.ft. Single control start knob Piezo igniter Hi-Low heat settings Swivel regulator Automatic low oxygen shut-off system (ODS) Accidental tip-over safety shut-off Connects to one 1 lb. cylinder May also be connected to 20 lb. tank with optional hose Package Contents: Mr. Heater Portable Buddy Heater - Standard The Mr. Heater MH9BX Buddy Portable Buddy Heater Black/Red is a quality addition to the Mr. Heater lineup. For more great deals on Camping Gear by Mr. Heater please browse our Mr. Heater Camping Gear page. Mr. Heater Buddy Portable Buddy Heater Black/Red MH9BX