Long array of original - Value LED front and rear lights set Headlight Description: 1. The body swing open the front cover， remove the assembly， press and release to put AAA4 batteries 3 2. Install the main battery is pushed into place after mounting brackets fixed 3. Use the flashing light function for about 35 hours Headlight Description: 1. Use a coin to open the tail light， can be placed AAAAAA4 batteries 2 2. Install the main battery is pushed into place after mounting brackets fixed 3. Use the flashing light function takes about 60 hours ※ This product is not attached inside the battery ※