DIY,can become 2pcs different style flashlights
About the Video: use E14 IV head show

Package List:
1x MC13 II head

1x E14 IV head
1x 18350&18650 tube (with magnet tail)
1x 1100mAh rechargeable 18350 lithium battery
1x 21700 tube (without magnet tail)
1x 4200mAh rechargeable 21700 lithium battery
1x White filter for E14 IV head
1x Red filter for E14 IV head
1x White soft filter for MC13 II head
1x Red soft filter for MC13 II head
1x Yellow soft filter for MC13 II head
1x Type-C USB Charging Cable
1x Lanyard
2x Spare Waterproof O-rings
1x MC13 II user manual
1x E14 IV user manual

E14 IV Portable Flashlight

Compact and lightweight
Quad emitters! Huge floody beam
Versatile and intuitive UI
Efficient constant current circuit
Good temperature regulation(55°C)
USB-C 18350 battery Included
Compatible with both 18350 and 18650 (Patent design)
Magnetic Tail Cap
White /
Red filter Included 

E14 IV Specifications

Light output: 4000(Cool White) / 3000(High CRI) / 2800(Neutral White) lumens
Run time: 160 hours
Beam distance: 166m(6500K) / 126m(4000K)
LED Source: 4 x LH351D(Cool/Neutral white) or 4 x NICHIA519A (High CRI)
Battery: 18650 / 18350
Lighting modes: Turbo / High / Medium / Low / Ultra-low2 / Ultra-low1 / Moon / Strobe / SOS
Waterproof: IP67 (1m)
Impact resistance: 1m
Weight: 69g (without battery)
Size: 82 x 28 x 25.9 mm

MC13 ii :
● Utilizes 1x SFT40LED with a max output of 2,000 lumens or .SBT90LED,4000 lumens
● Max peak beam intensity of 90,000 cd and max throw of 600 meters
● Working voltage: 2.8V - 4.4V
● Powered by a 18350 high drain li-ion battery while compatible with 18650 battery, to provide a better runtime and higher brightness
● Integrated USB Type-C charging port on the head, support max 5V / 2A charging
● Convenient magnet tail-stand capability for hands free use
● Built-in lanyard hole (inner diameter: 0.1" / 2.5 mm)
● IP67 waterproof standard (1 meters under water)
● Impact resistance: 1 meters
● Compact & lightweight, weigh only 3.52oz / 99.8g (without battery)