(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 activate the mode memory or inactive it. If the user has no operation, the flashlight will enter into the last mode.
Battery-check  instructions:
<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

Package Information: 
Package Size: 15*4*4cm
Package Weight: 100g

Package List:
1 * Flashlight