CHROME ELECTRONIC FRAME ONLYReplacement Electronic Frame from 32 Degrees. Converts your mechanical marker into an electronic marker. Tournament & field legal semi automatic firing only. Comes complete with two-finger double trigger and wrap around rubber grips. Designed for use on the Rebel 02 and other Rebel compatible markers. Won"t work on any Spyder markers without alot of modifications! May fit other markers but NO GUARANTEES. Uses one 9v battery (not included). No instructions.