The SXmini MQ Class is a single 18650 box mod. Small size, strong performance, easy to use. 01｜Battery & First Setup Open the battery door. Insert 18650 battery (negative out). Close the battery door. First use: press fire button 5 times to turn on, attach atomizer, adjust power, start vaping. 02｜Basic Operations Power On/Off: press fire button 5 times. Lock/Unlock Device: press fire button 3 times. Adjust Power: use Up/Down buttons. Lock Buttons: hold Up + Down for 3 seconds. 03｜Vaping Modes Press fire button 5 times to enter main menu: Wattage/Voltage Mode: 1-60W, display puff count, voltage, resistance, battery. Temperature Control (Temp Mode): supports SS316, Ni200, TCR wires, auto-resistance lock at room temp. VT Coil Mode (for SXmini VT Coils): choose LOCK NEW for new coil, USE OLD for used coil. Adjust power as needed. Smart Curves: customize power/temperature curves or use preset Soft/Neutral/Hard. Hold fire button to exit. 04｜Advanced Features Screen Flip: remove atomizer, hold fire button until “Check Atomizer” appears, then hold Up button until screen resets. Puff Counter Reset: connect USB-C cable. 05｜Safety Protections Device alerts for: no atomizer, low battery, coil Ω too low, overheat, short circuit.Solution: reinstall atomizer, recharge, replace coil, or let device cool. 06｜Maintenance Tips Lock resistance only at room temperature. VT coils: select LOCK NEW first time. Check and clean condensation regularly. 07｜Specifications Chipset: YiHi SX416J Battery: 18650 (not included) Output: 1-60W / 1-8V Size: 76×24×36.75mm Materials: Stainless steel + aluminum Quick Summary SXmini MQ Class is small, powerful, and safe. Easy for beginners, flexible for advanced users. Multiple modes, smart…