Product introduction
Sigelei Fuchai Duo-3 TC Box Mod is powered by dual 18650 battery (Not included), accessed via removable battery cover with a convenient lock switch. It is equipped with a powerful chipset capable of firing up to 175W with multiple protections and customized temperature control settings such as TCR and TFR adjustments. The large 1.0 inch OLED display with a full-color resolution to provide a neatly organized section with essential readouts at a quick glance. 
 

Parameters:
Size: 33x 85x 42mm
Connection: 510 threading
Variable wattage: 10-175W 
Voltage output range: 1-7.5V
Min atomizer resistance: 0.1ohm
Screen: 1.0 inch TFT color display
Material: Zinc alloy & Aluminum alloy 
Battery: 2x 18650 batteries (not included)
Temperature control: 100-300°C / 200-570°F
Output modes: Power, TC (Ni200, Ti1, SS316, SS317), TCR
Charging: Micro-USB port (Charging (DC 5V / 2.5A) & Firmware Upgrades)
 

Features:
-User-friendly preset modes
-Overheat/ short circuit protection
-Big fire button, great hand feeling
-Low resistance/ low input voltage warning
-Battery imbalance/ reverse battery protection
 

Package includes:
1x Fuchai Duo-3 175W Mod
1x User Manual
1x USB Cable