Dear buyer ,if you want to change the glass of the C8 flashlight to ar-coated ,it needs extra $1,you can order following link 100pcs and write down your requirement under your order .Thanks.
Link: http://www.aliexpress.com/store/product/0-01USD-checkout-link/330416_1803382214.html
| Aesthetic | |
| Color | Black |
| Flashlights | |
| Flashlight Modes | Group 1 (3-Mode): 5% > 40% > 100%; Group 2 (5-Mode): 5% > 40% > 100%> Strobe> SOS |
| Lens Type | Glass Lens |
| Mode Count | 3/5 |
| Reflector Type | SMO default |
| Switch Placement | Tail |
| Switch Type | Clicky |
| Tail Stand | Yes |
| Light Sources | |
| Light Source BIN | U2-1A(Tc:6500-7000K) |
| Light Source Brand | Cree |
| Light Source Model | XM-L2 |
| Lumens (Max) | 1067.3 LM |
| Power & Batteries | |
| Batteries Included | No |
| Battery Form Factor | 18650 |
| Required Battery Count | 1 |
| Manufacturer | |
| Brand | Convoy |
| Package | |
| Package Type | Plain |
| Dimensions us | metric | |
| Diameter of head | 44.5 mm |
| Length | 143mm |
| Diameter of body | 25.6 mm |
| Product Weight | 145 g |
How to change the mode group:
choose the low mode ,wait about 5 seconds ,when you see flashing ,turn off your flashlight.then turn it on , you can switch to 3mode group or 5mode group.
About LED tint
XML2 U2-1A 6500-7000K
XML2 T6-3B 5000-5200K
XML2 T6-4C 4300-4500K
XML2 T5-5B 4000-4200K
XML2 T4-7A 3000-3200K 
Modes customization: Default mode 2groups Group 1 (3-Mode): 5% > 40% > 100%; Group 2 (5-Mode): 5% > 40% > 100%> Strobe> SOS You can select other modes,there are several kinds of choice(only one group): (mode option 1)5%low—30%mid—100%high—SOS—strobe (mode option 2)5%low—30%mid—100%high (mode option 3)10%low—100%high (mode option 4)10%low—100%high–strobe Flashlight protection function explanation: (1)Mode memory function: if the flashlight is turned on more than 3seconds ,current mode can be memoried.Turn it off and then turn it on ,still the original mode.
if less than 3seconds ,Turn it off and then turn it on ,it goes into the next mode. (2)Low voltage protection function: when the voltage of battery is 2.9-3.1V,the flashlight flashes 2times/sec with low brightness,it’s a low voltage alarm. (3)Battery reverse protection:if your battery is reversed,dont worry ,no any problem will happen.
