Kastar NP-F750 / NP-F770 4-Pack Replacement Batteries for YongNuo YN900 II LED Video Light, YN1200 PRO-LED, YN300 LED Pro Video Light

Longer run time: Kastar’s extra-high capacity batteries are designed to give your video light much more operating time between charges. Specifications: Battery Type: Lithium-ion; Battery Voltage: 7.4V; Battery Capacity: 5800mAh. Certified safe: The Kastar lithium-ion cells comply with UL1642 & CE safety standards and include an internal protection circuit to prevent over-charge, over-discharge, over-voltage, over-current, and over-heating. Economical and durable: With extended runtime and built-in protections, these replacement cells help reduce the need for frequent swaps and improve overall cycle life compared to lower-quality alternatives. Package includes: 4-Pack Batteries.