portable flashlight xpe powerful led headlamp usb rechargeable camping fishing flashlight waterproof 18650 battery magnet head lamp torch

our flashlight adopts advanced technology of constant current and constant voltage, which can effectively solve the requirements of constant current and constant voltage of led flashlight. pay attention to control the temperature change of the flashlight to ensure heat dissipation. do not open the circuit board for non-professionals the first charge at least 6 hours, then according to the charger green light on it. do not keep the flashlight in contact with sunlight, water, chemicals and corrosive gases for a long time to avoid damaging the protective layer of the flashlight do not direct the light into people's eyes, so as not to affect their eyesight, especially children..syi