Our bargain no-diode host bundle includes your choice of unmarked C6, S4 or stainless steel host (retaining ring, heat sink holder, battery holder, your choice of standard or drilled driver pill, brass ring for mounting the driver board and tailcap with switch and wrist strap), diode driver circuit with your choice of current output (or a blank battery contact board), and your choice of unanodized aluminum, color anodized aluminum or copper heat sinks with set screw and 0.050' Allen wrench. Just add your own diode and lens! Uses two rechargeable RCR123A or disposable CR123A batteries or an 18650 battery depending on the diode used.
Notice: Due to the sensitive nature of electronic components, the "DIY" parts and assemblies are sold "as is" and without warranty. Do not purchase the "DIY" products if you are unskilled in soldering and ESD techniques.