Power Your Rainbow with a PTAP/DTAP Battery.Connector 1: Locking 2.1mm DC Barrel Right angle male connector Cable: 18 AWG 2 wire - with our without inline Switch Connector 2: DTAP connectorMax Amperage: 5 AmpsMax Linear Lamps: 12 Volts: 1-Q50, 2-Q25 24 Volts: 1-Q100, 2-Q50, 5-Q25