Convoy S2+ brass 18650 flashlight

PARAMETER Material: brass Low voltage warning: Yes Reverse polarity protection: Yes Lens type: Ar-coated Glass Reflector: smooth for SST20 / SST40 / SFT40 / XPL HI / osram, orange peel for 219 / 519A / LH351D Mode memory:Yes Tailstand: Yes Battery included: No Required battery type: unprotected 18650 lithium battery Required battery quantity:1pcs Height: 118mm Width: 24.1mm Weight:181g Mode Instruction: 4 modes: 0.1%-3%-30%-100% 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-checkinstructions: <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