The Sofirn SC18 is a compact yet powerful rechargeable EDC flashlight designed for everyday carry and tactical use. Featuring an SST40 LED emitter, it delivers exceptional brightness in a pocket-sized form factor measuring just 101.5mm in length and weighing only 55g. Built from aerospace-grade 6061 aluminum alloy, this searchlight offers durability and reliability in demanding conditions. The single 18650 Li-ion battery provides extended runtime with convenient USB Type-C charging capability. Smart features include mode memory that recalls your last brightness setting, advanced temperature regulation (ATR) technology to prevent overheating, and multiple safety protections: reverse polarity protection, low voltage protection (LVP), and high voltage protection (HVP). Operating voltage range of 2.7V to 4.2V ensures optimal performance and battery longevity. Perfect for professionals, outdoor enthusiasts, and anyone seeking a dependable tactical light that combines power, portability, and intelligent engineering in one refined package.
Specifications:
Emitter: SST40 LED
Working Voltage: 2.7V - 4.2V
Battery Options: 1 X 18650 Li-ion battery
Dimension: 101.5mm (length) Γ 24.7mm (head diameter)
Weight: 55g (without battery)
Flashlight body: Aerospace-grade 6061 aluminum alloy
USB Type-C Charging
Mode Memory: memorizes the last brightness level used in the general modes (except Moon, Turbo, and Strobe)
Advanced Temperature Regulation (ATR) technology: ATR will adjust the brightness level automatically when the driver's temperature reaches a relatively high temperature to prevent overheating.
Reverse polarity protection: it cuts off the power when the battery is inserted improperly.
LVP: While on, if the battery voltage is lower than 2.7V, it turns off automatically.
HVP: While on, if the battery voltage is higher than 4.35V, it turns off automatically.












