1、 Instructions for use:

1. Check the battery: Ensure that the battery is charged and installed in the correct direction as a flashlight;

2. When using a flashlight, choose according to the voltage and battery requirements of the flashlight, and do not use it indiscriminately to prevent burning the circuit board. Do not use batteries of different models and voltages at the same time;

3. During use, when there is a significant change in the brightness of the flashlight, it should be turned off to prevent excessive discharge of the battery and charged in a timely manner; Pay attention to the waterproof, moisture-proof, and anti drop measures of the battery. When charging, follow the charging speed of the charger and remove it in a timely manner when the indicator light changes, without overcharging;

4. Batteries that have not been used for a long time should be fully charged and maintained, and should be charged and discharged again after about three months to avoid chemical corrosion;

5. Keep the inner wall of the lamp cup clean and never wipe it with hands or hard objects. Clear fingerprints on the lens can be gently wiped with a cotton swab dipped in lens cleaner;

6. Do not expose the flashlight to sunlight, water, chemicals, and corrosive gases for a long time to avoid damaging the flashlight;

7. Non professionals are not allowed to disassemble the flashlight to prevent damage to the circuit board.

2、 Precautions:

1. Do not directly irradiate the eyes with light to avoid causing harm to the eyes;

2. Do not use under excessive pressure, the voltage should not exceed 4.2V, and the battery should not be reversed, as it may burn out the circuit board;

3. When charging, please identify the positive and negative poles of the charger and do not overcharge or discharge the battery to avoid damaging its service life (charging time is usually 5-8 hours)

4. When using a flashlight, check that all threads are tightened without looseness, otherwise it may cause the light to be off or slightly on;

5. Flashlights should be avoided from being placed in sunlight or high temperature environments. After stopping use, please remove and fully charge the battery and store it in a cool and dry place;

6. The company's flashlight has waterproof ability for daily use. Generally, there will be no problem during rain, but it does not have diving function. Please do not carry this flashlight for diving or keep it in the water basin or bathtub for a long time;

To maintain smooth rotation of the O-ring (sealing rubber ring) and thread, please wipe the surface with petroleum jelly oil 2-3 times a year.

3、 Charging instructions:

Shortcomings should be replenished in a timely manner to avoid affecting the battery life, and batteries should also be charged during long-term storage.