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Guangdong long measurement photoelectric technology limited company 14yr.
Contacts:Luo LianhongChat
Mobile:86-15957955914
E-mail:975417505@qq.com

















1. In order to ensure the service life of the battery, during the use process, when the lighting light of the product changes obviously, it indicates that the electric energy of the battery has been basically used up, please stop using it and recharge it in time (excessive discharge will shorten the service life of lithium battery);
2. During the charging process of the product, please stay away from flammable and explosive environment due to the slight temperature rise of the charger and lithium battery (normal phenomenon);
3. During the use of the product, due to the high lighting brightness of the flashlight, please do not shine on human eyes and targets that are easy to cause damage, otherwise, the damage and all consequences caused by this are borne by the actor (The child should be used under the guidance of adults).
4. During use, the flashlight head will have a temperature rise within 40 degrees, which is caused by the heat conduction generated when the high-power LED shines, which is a normal phenomenon;
5. Lithium battery has self-discharge characteristics. It is recommended to charge the product before using it for the first time. If it has not been used for a long time, please take out the lithium battery from the product and store it fully, and charge the product every three months:
6. The charger used by our company is only applicable to the corresponding flashlight and battery. Do not use it on other products, otherwise it will cause damage;
7. To avoid unnecessary accidents and dangers, do not put the battery into fire or heat it. Do not use conductors such as metal wire to connect the positive and negative poles of the battery to short circuit the battery. Do not disassemble or transform the battery: do not store batteries in high temperature places such as cars in violent sunlight, hot weather, beside the fire, and in front of the stove, and avoid battery collision or throwing at will;
8. The lithium batteries used in this product are specially made. If the lithium batteries are damaged, they must be purchased from our company to ensure the safety of use. Lithium batteries of other brands must never be used for replacement;
9. Please operate in strict accordance with the instructions and precautions, and do not disassemble at will. If the adverse consequences caused by illegal operations, the company will not assume any responsibility.

Product maintenance:
1. Do not contact the flashlight with sunlight, water, chemicals and corrosive gases for a long time to avoid damaging the oxidation layer on the flashlight surface;
2. When there is too much dirt on the lens of the product, it will affect the brightness of the light. Please turn off the power before knowing the dirt on the lens. After the surface temperature of the lens returns to normal, can be gently wiped with a cotton swab dipped in lens cleaner;
3. In order to protect the smooth rotation of "O" ring and thread, Vaseline oil should be wiped on its surface regularly according to the usage.
Self-repair of product faults:
1. Check the battery: make sure that the battery is charged and loaded in the correct direction;
2. Check tail Hood to ensure that the switch is tightened and in good contact;
3. Check whether each connection part is tightened to ensure good contact.

1. This product complies with the national industry implementation standard: Q/JLGD 1-2012;
2. The product can be guaranteed free of charge for six (three) months from the date of purchase (specific refer to material object instructions);
3. The following conditions are not covered by the free warranty:
A. Products beyond the free warranty period;
B. Products damaged by human beings are shown as serious scratch, distortion, deformation, component falling off, etc. on the surface of the product;
C. Privately disassembled or modified products;
D. Damage caused by accidents, incorrect use or irresistible natural factors in any way.

The products are underwritten by China Pacific Property Insurance Co., Ltd,
the enterprise has passed IS9001:2008 quality system certification;
CE certification
CPIC underwriting
special note:
first, inspectors and sellers must master the anti-counterfeiting printing technology of labels to identify true and false.
II. Anti-counterfeiting query indicates that all products should have intact digital security label. Scratch off the silver coating on the lower part of security label, you can see a set of 18-bit anti-counterfeiting codes. There are three ways to query the authenticity of the product.
Free telephone inquiry:
• Find the product security code (scratch the coating)
• Dial 400 8899 603 by fixed telephone to enter the anti-counterfeiting inquiry system.
• Enter anti-counterfeiting code according to the voice prompt (enter 18-bit anti-counterfeiting code at a time and press# to end)
• Listen to the voice of system authentication results (each anti-counterfeiting digital is valid only for one query)
• The Voice of system authentication results can be as follows:
positive product voice: "What you are looking for is the positive product code of DP duration power series products produced by Guangdong duration power Photoelectric Technology Co., Ltd. Thank you for your inquiry."
repeated voice query: "The code you queried has been queried. The valid query time for this code is xx: xx on xx, xx, xxxx. Be careful to prevent counterfeiting. If you need help, please dial 4008863456 directly during working hours." You need to refer to the first query time to identify true and false.
Fake product voice: "What you are looking for is incorrect coding. Be careful to prevent counterfeiting. If you need help, please dial 4008800003 directly during working hours."
SMS query: Send the 18-bit anti-counterfeiting code as the short message content to 13823563152. Within a few seconds, the query result returned by SMS will be received to identify the authenticity of the product.
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