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Pulse Ultra provides all the power necessary to keep your electronics happy
Instruction: Specification: Use For T-rex 550DFC/550L/550X/600DFC/600L
requiring an uncompromising main shaft specification
5 x 25 x 1pcs
Use for T-REX 500PRO/ 500L
PULSE 3300mAh 12S 44.4V 50C Stick Pack Version LiPo Battery - No Plug lipobatteries-Eflite Pulse Ultra provides all the***For 550 size to 600 size helicopter with 12S config, such as T Rex 600E DFC, Synergy E5, Kraken 580. Not compatible with Goblin 570. Pulse Ultra Batteries Power Redefined. Pulse Ultra Batteries have redefined the RC battery industry, with a goal to provide the absolute pinnacle in lithium battery technology. After many years of outstanding success, Pulse Ultra batteries have lived up to their name in the RC industry, providing massive power &