1, when used, press the black button in the middle lamp, lighting, light, and then Jimie; press the red button on the right side of the red signal light, and then Jimie; press the left button on the green or yellow, green or yellow signal light, and then Jimie; lighting and signaling between the two can easily switch without interval; press the black button on the end cover, warning light, then Jimie. 
 2, charging, charging just the end covered with rubber protection plugs pulled out jack, the charger output plug into the charging hole can be charged; charger built-in charge protection device is not charging when the charger power The indicator light is red; connected to the lamps start charging indicator light is green for a normal charge; when the battery is fully charged, the indicator light turns red. 
 3, a fully charged, can be used at any time within 3 months; if not long-term placement, should be charged before use 4 to 6 hours. 
 4, in use, when the battery is running out, lighting the lamp brightness dramatically reduced or suddenly stopped working, and you should stop using and to charge or replaced with a spare battery.