... 1. A good compatibility that can be adapted to a number of manufacturers of laser tube.2. The response ... level control: the use of the TTL level to control the laser start, stop, and added protection ... Bill Laser Devices Co., Ltd. 2013 TendencyFrom 25th to 28th Feb., 2013, we are attending a Trade ... Co., Ltd. Recent HonorsWe are now looking forward to recruiting distributors all around the world! We are ...