Fuchai Duo-3 Features & Specs

• Measurements: 85mm x 42mm x 33mm
• Constructed from durable zinc alloy
• Colors:  black, grey, silver, red, gold or blue
• Large 1″ full color TFT screen
• Stainless steel/threaded 510 connection
• Spring-loaded pin for flush installs
• Power mode range：10W to 175W
• Temperature range：212℉ to 572℉ or 100℃ to 300℃
• Voltage input range：6.4V to 8.4V
• Voltage output range：1V to 7.5V
• Highest output current：40A
• Resistance range in all modes：0.1Ω to 3.0Ω
• Preset ouput modes: VW / TC SS / TC ti / TC Ni / TCR/ TFR
• Preheat power adjustment for customized firing profile
• Utilizes dual 18650 batteries
• Convenient back battery cover with lock switch
• Fast USB charging DC 5V/2.5A
• USB firmware upgrades’
• Low voltage protection
• Short circuit protection
• High input voltage warning
• Reverse battery protection
• Overheat prevention