sEALEd LEAd ACid BAttEriEs Order Mfg. Replacement Watts Output No. No. Batteries Voltage 1/2 hr. 1 hr. 1 1/2 hr. 2 hr. XB102 HDT-636/2LR XA604 6VDC 36 18 12 9 XB103 HDT-680/2LR XA605 6VDC 80 40 27 20 XB104* HDT-1272/2LR XA604 12VDC 72 36 24 18 *Twobatterypacksrequired. Replacement bulb: 9-watttungsten Order No. XB338 Mfg. No.LP104 Order No. Mfg. No. Description XB921 BA-6-7.2BB 6Volts7.2AmpHour XB922 BA-12-7.2BB 12Volts7.2AmpHour XA440 16251E