Product details
When the led bulb goes dim please charge the product immediately the battery will be earlier dim aged if the product is charged when the led bulb totally goes off if the product will be stored for long time charge it at least once every 3 months and charge over 13 hours each time otherwise the battery life will be shortened. Keep it away from explosive and inflammable objects when charging. Do not charge it more than 24 hours(suggest to charge it at day time)