AN/PEQ-15 Battery Case with 11.1V 1450mAh 15C Lithium Battery (KA-BAT-14). It is also compatible with 1400mAh 9.6V / 10.8V battery. Will fit standard 20mm rail.
AN/PEQ-15 Battery Case - DE w/11.1V 1450mAh 15C Li Battery
KA-BC-04-DE-111
