【Only for NW665-C Flash】 Only compatible with NEEWER NW665-C E-TTL II Speedlite Flash
【10.8V/2040mAh Li ion Battery】 This high capacity Li ion polymer battery uses international high quality battery cells for extended run time
【650 Times Full Power Flash】 One charge can give up to 650 times of full power flash uses, which can provide sufficient shooting time and improve your shooting experience
【Safety & Reliable】 Adopt high quality materials and advanced technology, the lithium ion battery features built in over charge, over discharge, over voltage, over current, and over heating protection
【Easy to Carry】 Lightweight at just 4.6oz/131.4g, with high energy density, high recycle life, and long lifespan, this replacement lithium battery is portable and convenient to carry with you