Laser diode module Green TTL Laser Module Video — 520nm 100mW Laser by Laser Explorer Posted onAugust 27, 2020 1223 views 0 comments This is 520nm green laser module, the output power is 100mW. It has two working mode: CW and TTL modulation. Working in modulation mode, it supports 0~30kHz / 0-5V signal input. Let’s check it now. laser beam green laser diode laser laser module 520nm TTL continue reading