Tomar 4701WP Water Proof Red Strobe Replacement Lamp - Description - Color - Red, Water Proof, Min Voltage - 225, Max Voltage - 600, Avg Watts - 20, Base/Connector 3 Pin Amp - (Pin 1 - Anode, Pin 2 - Cathode, Pin 3 trigger), Note 6 inch wire leads 1. Lamps are triggered by discharging a 0.22 MFD capacitor charged to 200 VDC into the trigger connection. 2. Lamps are polarity senitive except the 6001. 3. Rubber friction mount base mounts in 1" diameter holeTomar 4701WP Water Proof Red Strobe Replacement Lamp