Laser Diode Laser Head Diode Dot Module WL Red Mini 650nm 6mm 5V 5mW 10PCS Red Dot Laser

10 pieces 5V 650nm 6mm 5mW mini Laser Dot Diode Module Copper Head Red. Wavelength: 650nm. Output Power: 5mW. Production of electronic pointer pen: When the... Adjustable Mini Laser Pointer Diode RED Dot Laser Diod Circuit 3V/5V 5mW 650nm Module Pointer Sight Copper Head integrated circuit RM1.02 14% Off Voucher save 14% 142 sold Mini Laser Pointer For DIY Laser Head Diode Dot Module WL Red Mini 650nm 6mm 5V 5mW 10PCS Red Dot Laser Laser Diode 10PCS 5V 650nm 5mW Adjustable Laser Dot Diode Module Red Sight Copper Head Mini Laser Pointer Electronic spirit level: Let motor driven head rotation or twisting, projected in a straight line on the wall for decoration or to post pictures when you do the horizontal reference. Miniature LCD projector: Remove the condenser, so that the laser can be controlled through the LCD screen, you can produce a clear projection on the wall. 3: mainly used in laser toys, all kinds of level meter, instrument, such as ground Making electronic pointer pen: When the teacher lectures, students with a laser projection point drew concept investigation thinking. The laser head by emitting die, condenser lens, adjustable sleeve is composed of three parts copper, whe Laser Diode Module 650nm 5mW Red Dot Remote light control anti-theft alarm: the need to protect the fish pond in the corner or the watermelon fields in the launch tube fitted with laser and light-sensitive resistors, in the other three corners of the mirror mounted on the back to form a protective zone. Laser distance wireless communication: the use of a pair of laser transmitters and receivers are facing each other in two distant roof, the use of single-chip serial communication protocol you can send and receive files, and even networking.