★★★★★Note: In order to allow buyers to choose a better logistics, the product does not contain batteries.
1. Unscrew the end of the pen from the pen and insert the prepared two 5th batteries into the end of the pen.
The positive pole of the battery is at the bottom of the pen (note!), and the negative pole is aligned with the negative pole of the pen body;
2. Connect the end of the pen to the pen body, open the dust cap, press the control switch once, observe the light interface to have red light, and indicate that the LED is lit; (Be careful not to face the light interface to avoid damage to the eyes. )
3. Press the control switch again to observe that the light becomes pulse mode, indicating the synchronization pulse between the LED and the light output; (the pulse frequency is 0.5-2 Hz)
4. Press the control switch again, the light source is turned off, no light output, and the indicating light tube is extinguished; (switch mode is: continuous-pulse-off-continuous cycle mode)
5. When detecting, insert the fiber to be tested into the optical interface, and press the control switch to select the working mode of the output light source (continuous or pulse);
6. After use, cover the dust cap and do not use it for a long time. Please take out the battery to avoid the battery rot and damage the light source.
Maintenance and precautions:
1. The laser is harmful, especially to protect the eyes. When the laser is working, avoid direct laser light to the eyes;
2. Under normal circumstances, the higher the temperature, the shorter the life of the laser, and the high temperature working environment should be avoided when using;
3. The fiber head should be cleaned when the laser is working;
4. When not using this light source, please wear the dust cap to avoid dust falling in;
5. The battery should be taken out when not in use;
To Dear Buyers:
1. We only sell quality products.Customer first is our aim.
Please feel free to shop in our store.
2.All of our products will be checked one by one before being sent.
3. The buyer should check the package after receiving it. If it is damaged during the shipping process, please refuse to sign and contact us in time.
4. If you are satisfied with our products and services, please leave your positive feedback and 5 stars, as well as a 5-star order detailed rating. Once you show us a screenshot of the 5-stars feed back, we will give you a discount in your next order.
5. If you are not satisfied with our products, please contact us.
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We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
|Location||*Estimated Shipping Time|
|United States||10-20 Business days|
|Canada, Europe||10-20 Business days|
|Australia, New Zealand||10-30 Business days|
|Central & South America||15-30 Business days|
|Asia||10-20 Business days|
|Africa||15-45 Business days|
Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.
*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.