C8F (21700) flashlight is a powerful flashlight, with Advanced Temperature Regulation (ATR) technology, much more brightness, battery power indicator and improved user interface.
C8F (21700) is a powerful, versatile flashlight designed for home, EDC or outdoor activities like camping, hiking, fishing or hunting. It utilizes a single 21700 Li-ion rechargeable battery or single 18650 Li-ion rechargeable battery. It features four mode groups: Group 1 with 1 mode; Group 2 with 3 modes; Group 3 with 4 modes and Group 4 with ramping mode; and all with hidden Moonlight; hidden Strobe.
C8F (21700) delivers maximum output of 3,500 lumens, throws maximum range of 299 meters (327 yards). Tail switch controls Power on / off; Side switch controls other functions: changing brightness levels or mode groups. It provides an improved, user friendly interface and simple one-hand operation.
3* CREE XP-L LED with a lifespan of 50,000 hours
Working Voltage: 2.8V-4.2V
Battery Options: One 21700 Li-ion battery or One 18650 Li-ion battery(Suggest 21700 battery)
Dimension: 149mm (length)*44.6mm (head diameter)
Weight: 200±2 gram (without battery)
Flashlight body: Aerospace grade 6061 grade aluminum alloy, CNC manufactured to hard-anodized anti-abrasive finish to get solid built body, anti-crash geometry and better heat exchange.
Toughened mineral glass lens with AR coating.
IPX8 Waterproof (submersion up to a maximum depth of 1.5 m underwater for up to 30 minutes).
Reverse polarity protection from improper battery installation.
Advanced Temperature Regulation (ATR) technology: ATR will adjust the brightness level automatically when the driver temperature reaches 50℃ (122 °F) to prevent overheating.
Power Indicator:The LED indicator on side switch blinks in green for 5 seconds when turns on.
LED indicator is Steady Green if the voltage is between 3.4 volt to 4.2 volt.
LED indicator is flashing Red if the voltage is between 3 volt to 3.4 volt.
LED indicator is rapid flashing Red if the voltage is between 2.8 volt to 3 volt.
The flashlight turns off automatically if the voltage is lower than 2.8 volt. Please insert new battery.
Support Dimmer: Stepless dimming
Body Material: Aluminum Alloy
Switch Mode: High/Middle/Low
Function: Shock Resistant
Function: Hard Light
Focal Length: Non-adjustable
Model of LED Beads: Cree XPL
Charger: Not Applicable
Model Number: C8F-21700V
Battery Type: 18650
Lumen: > 350
Item Type: Flashlights
Flashlight Type: outdoor lighting
Light Source: LED Bulbs
Lighting Distance: 200-500 m