CONVOY S21D high CRI flashlight - 2600 lumens - 4 x NICHIA 519A LEDs - 12 mode groups

Get the CONVOY S21D here using discount code: F36855 - www.banggood.c...
FLASHBOX V1: I measured 2460 lumens / 4821cd (139m) @turn on
FLASHBOX V2: I measured 2050 lumens / 4821cd (139m) @turn on
PARAMETER
Material: Aluminum Alloy
LED: nichia 219B 4500K / 519A 4500K
Driver: 12 groups max current output 8000mA, Temperature protection management inside
Low voltage warning: Yes
Reverse polarity protection: Yes
Lens type: ar-coated glass and 60 degree bead TIR lens
Mode memory: Yes
Tailstand: Yes
Battery included: No
Required battery type: 21700 lithium battery(unprotected and length not more than 71mm)
Required battery quantity: 1pcs
Flux: max 2000LM (219B) / 2600LM (519A)
CRI: Ra-90,R9-90,R12-70
Diameter(Head/Body): 32.1 / 27.2 mm
Length: 126.5 mm
Weight: 106g
12 groups:
1.click the switch to turn the flashlight on/off, tap the switch to select mode
2.if flashlight is turned on, tap the switch 20 times quickly to enter into config mode.(On a visual interface, as long as you click on an option, it means that the option is selected. The flashlight has no visual interface. It flashes to represent an option, and "tap the switch in the flashing process" means to select the option.)
Option 1 (normal-flash 1 time + buzz-flash): tap the switch to enter into sub-option to select the mode group, If the user has no operation, the config mode will enter option 2.
-------------sub-option 1.1 (normal-flash 1 time) : tap the switch to select mode group 1 (0.1%, 1%, 10%, 35%, 100%, strobe, biking, battery-check)
-------------sub-option 1.2 (normal-flash 2 times) : tap the switch to select mode group 2 (0.1%, 1%, 10%, 35%, 100%)
-------------sub-option 1.3 (normal-flash 3 times) : tap the switch to select mode group 3 (100%, 35%, 10%, 1%, 0.1%)
-------------sub-option 1.4 (normal-flash 4 times) : tap the switch to select mode group 4 (1%, 20%, 100%, strobe, biking, battery-check, SOS)
-------------sub-option 1.5 (normal-flash 5 times) : tap the switch to select mode group 5 (1%, 20%, 100%)
-------------sub-option 1.6 (normal-flash 6 times) : tap the switch to select mode group 6 (100%, 20%, 1%)
-------------sub-option 1.7 (normal-flash 7 times) : tap the switch to select mode group 7 (0.1%, 1%, 10%, 50%, strobe, biking, battery-check, SOS)
-------------sub-option 1.8 (normal-flash 8 times) : tap the switch to select mode group 8(0.1%, 1%, 10%, 50%)
-------------sub-option 1.9 (normal-flash 9 times) : tap the switch to select mode group 9 (50%, 10%, 1%, 0.1%)
-------------sub-option 1.10 (normal-flash 10 times) : tap the switch to select mode group 10 (1%, 10%, 35%, 100%)
-------------sub-option 1.11 (normal-flash 11 times) : tap the switch to select mode group 11 (100%, 20%, strobe)
-------------sub-option 1.12 (normal-flash 12 times) : tap the switch to select mode group 12(100% only)
Option 2 (normal-flash 2 times + buzz-flash): tap the switch to active the mode memory or inactive it, If the user has no operation, flashlight will enter into the last mode.
battery-check indicator:
-2.95V 1 flash,
2.95-3.25V 2 flashes,
3.25-3.55V 3 flashes,
3.55-3.85V 4 flashes,
-3.85V 5 flashes
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