Madbull Airsoft Ultimate Hop Up LED Adapter
The first mass production LED module for Hopup.
You can change your Hopup chamber to be a tracer unit easily. (A MadBull Ultimate Hopup needed.)
Life 10000+ hrs
8 Blue SMD LED (O.C.)
Note: Once pluged with battery, LED module will start consume battery (1 watt.) You have to unplug the battery to turn it off.