IDX Endura Cue 73Wh V-Mount Li-ion V-Mount Battery with D Tap output IDX ENDURA 73Wh V-Mount Li-ion V-Mount Battery - IDX 2 Year Warranty Lithium Ion battery designed to meet Japans stringent PSE safety regulations for enhanced mechanical and electrical safety Manufactured in co-operation with Sanyo, the world's premier supplier of Lithium Ion cells 1 x (D-Tap) DC output connector capable of taking a 50W load within the maximum battery draw of 59W Discharge Cut Off prevents damage by products such as lights which do not shutdown when battery voltage drops at end of cycle