The Flash Java 1.0L bundles our efficient Flash 1.0L cooking system with the stowable Silicone Coffee Press, which stores perfectly inside the cook pot. Jetboil's 1.0L FluxRing cooking cup with insulating cozy makes boiling water for coffee—and keeping it warm—a breeze. Start brewing instantly with the new turn-and-click igniter and verify that the water's ready with the thermochromatic heat indicator. Whether it’s your first cup of the day or a boost after a long adventure, Flash Java 1.0L boils in seconds so you can fuel up faster.

Features

New turn-and-click ignition, just like your home stove
New colored grip zone provides easy and intuitive handling
New cozy design for the 2025 Flash Java 1.0L
Improved pot to burner connection with three locking points and visual indicators
Boil water in a lightning-fast 120 seconds to enjoy your morning cup of coffee or dehydrated meals with less waiting
Everything packs neatly into the cooking cup, saving pack space and keeping your gear organized
FluxRing technology allows Flash Java to heat with extremely high efficiency, consuming less fuel
Bottom cover doubles as a measuring cup and bowl so you can pack less and still enjoy great meals on the trail
Compatible Accessories: Hanging Kit 2.0, Pot Support 2.0. Additional cookware can be used with Pot Support 2.0, like the Summit Skillet and 1.5L Ceramic Cook Pot

Specs

Color Topo
Weight 13.904 oz | 394 g
* System weight excludes fuel stabilizer
Power 5300 BTU/h / 1.5 kW
Volume 1 Liter Tall
Cooking Type Fast Boil
Fuel Regulator No
Boil Time 120sec per .5 liter (avg. over life of JetPower can)
Water Boiled 10 liters per 100g JetPower Can
Ignition Type Rotary
Product Type System
Dimensions (Packed) 4.25 in x 7.5 in | 10.8 cm x 19.05 cm
Fuel Type JetPower
Burners 1
Activity Backpacking, Hunt Camp, Camping, Climbing, Cycling, Fishing, Motorcycle Touring, Paddling
Stabilizer Weight 0.9 oz | 27 g
UPC 0850019774702

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

California AB 1200 Disclosure:
This product contains: Aluminum. For more information about chemicals in this product, visit: www.jetboil.johnsonoutdoors.com/us/ab-1200-disclosure.

Flash Java 1.0L Fast Boil System

Q & A