5V Copper Semiconductor Laser Diode Laser Tube Laser Dot 6 mm Diameter 10 PCS/ 1 Lot

5V Copper Semiconductor Laser Diode Laser Tube Laser Dot 6 mm Diameter 10 PCS/ 1 Lot Features: Wave length: 650 nm Power: 5 mw Diameter: 6 mm 1: to pay attention to the safety of laser batteries, remove the electric power pool to prevent others cause a short-circuit or battery burning explosion accident. 2: the particularity of the laser emission principle and production process determines the laser: has the characteristics of ordinary light does not have the merit, good monochromaticity, good coherence, directional well) high brightness (high). 3: it is mainly used for laser toys, all kinds of level, ground wire gauge, etc Electronic pointer pen: when the teacher, with laser projection point for students to think for observation. Electronic level: let the motor drives the baldheaded twisting or turning, cast into a straight line on the wall, for decoration or Posting pictures do level reference. Mini LCD projection: demolition of condenser, let the laser can be controlled through the LCD screen, can make clear projection on the walls. Distance laser listener: let the laser irradiation on the listening room glass, and then receive the glass reflected back to a laser beam, detect the glass of the vibration reduction to voice out of the room. Distance electric burglar alarm: in the one horn of the need to protect fish ponds or watermelon field in the laser tube and photosensitive resistance, in the other three Angle on reverse side mirror, to form the protection zone. Distance laser wireless communication: with a pair of laser transceiver respectively in two distant roof, facing each other with the use of single-chip microcomputer serial communication protocol can send and receive files, and connected to the Internet. 1.We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW. 2.Payment must be made within 3 days of order. 3.If you can’t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days. 1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2. Orders processed timely after the payment verification. 3. We only ship to confirmed order addresses.Your order address MUST MATCH your Shipping address. 4. The images shown are not the actual item and are for your reference only. 5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! 7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery. 1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half. 2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#. 3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement. 4. We will bear all the shipping cost if the product(s) is (are) not as advertised. 1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty. 2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. 3. You agree to all of the above-listed policies upon ordering on Aliexpress! We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. It is impossible to address issues if we do not know about them.