Dynaray
Model Number
Voltage / Capacity
R&D Part
List Price
550-2, 556, 566, 586, 737/5SG, 739-5SG, 2200
6 Volt / 7.0Ah
1375
$14.00
504, 749/7S
6 Volt / 13.5Ah
1614
$20.00
707/14S, 749/14S (2 battery set)
(2) 6 Volt / 13.5Ah
2380
$40.00 set
520
6 Volt / 4.5Ah
1374
$14.00