Buyer Note:
This flashlight is only for camera and camcorder which has night vision function.  Can't use with other type of camera which does NOT have night vision function. Please check with your devices before buying.
 
940nm wavelength flashlight is not visible to human eyes.
850nm wavelength flashlight is visible to human eyes at all time, very little light. The LED chip from this flashlight turns red by naked eyes when the light on, however the light beam need to be detected by night vision scopes or non-IR filter cameras

Specifications:

    Model: WF-502B
    Emitter Type: IR 850NM OR IR 940NM or 10W   LED Cool White
    Core QTY:5 Cores
      Battery Configurations: 1 x 3.7V Rechargeable 18650 (not included)
    Switch Location: Tail-cap
    Modes: 1(High,ON/OFF)
    Input Voltage:3.7-8.4V
    Lightbulb/LED Lifespan: 100,000 hours
    Material : Aluminum alloy
    Casing Color: Black
    Net Weight: 113g

Package Includes:

1 x   Flashlight