Nitecore TSL10i 4 Color Signal Light Tailcap for P10i P20i and i4000R Flashlights

QUAD COLOR TACTICAL TAILCAP - the TSL10i is an upgraded tailcap with a built-in LED ring with blue, red, green, white, or alternating blue and red signal lights. COMPATIBLE MODELS - the TSL10i works with the P10i P20i and i4000r and future intelligent series tactical lights from Nitecore. SIMPLE INSTALLATION - Just replace the standard tailcap on your P20i or i4000R, the efficient LEDs work straight off the flashlight's battery and can last over 12 days. EVEN SIMPLER OPERATION - Hold the new side button and the TSL10i will cycle from blue - red - green - white - police (blue & red), release the switch at the desired setting and the TSL10i will start operating in that mode.