wyl Outdoor Long-Range Waterproof Flashlight Diving Flashlight

Battery: 4 AA batteries Power: 3w Range: effective distance more than 100 meters Diving depth 50 meters Shell: High density hard plastic plus aluminum alloy oxidation plus tail rope Advantages: diving flashlight, high brightness, good waterproof performance 1. Check the battery: Make sure the battery is charged and the flashlight is installed in the correct direction. 2. When the flashlight is in use, select according to the voltage and battery requirements of the flashlight. Do not use it in order to prevent the circuit board from being burned out. Different types and voltages Do not use the battery at the same time; 3. In use, when the brightness of the flashlight changes significantly when the flashlight is turned off, to prevent excessive battery discharge, and timely charging; Note that the battery waterproof, moisture, drop, etc., according to charge when charging Charge the speed of the device, after the indicator light changes, remove it in time, and do not overshoot. 4. If the battery is not used for a long time, the battery should be fully charged and maintained. Normally, it should be charged and discharged once again in about three months to avoid chemical corrosion. 5 The lamp cup inner wall is kept clean, can not be wiped with hands or hard objects, clear fingerprints on the lens, can be gently wiped with a cotton swab and lens cleaner; 6. Do not long-term flashlight with sunlight, water, chemicals and corrosive gases Contact, to avoid damage to the flashlight; 7. Non-professionals do not disassemble the flashlight to prevent damage to the circuit board. Matters needing attention 1. Can not direct the light to the eyes, so as not to cause harm to the eyes; 2. Do not use overvoltage, the voltage should not exceed 4.2V, the battery should not be reversed, otherwise it will burn the circuit board; 3. Please charge when charging The positive and negative poles of the quasi-charger should not be overcharged or overcharged to avoid damage to the battery life (charging time is usually 5-8 hours). 4. When using a flashlight, check that the threads are tightened without looseness, otherwise it may cause Bright goods light; 5. Flashlight should be placed in the sun or high temperature environment, after the use of the battery removed, please fully charged and stored in a cool dry place; 6. The company's flashlight waterproof life, the general rain will not be a problem , But do not have the diving function, do not carry this flashlight to dive or put it in the basin or bathtub for a long time. 7. To keep the O-ring (seal rubber ring) and thread rotation smoothly, please 2-3 times a year Wipe the surface of Vaseline oil, etc.