3000mAh 3.7V 35A 18650 MXJO battery $10.99
MXJO 3500mAh is another favorite. This is a 3500mAh battery with a max 20A output. You can NEVER go wrong with an MXJO.
CALIFORNIA PROPOSITION 65 - Warning: This product contains nicotine, a chemical known to the state of California to cause birth defects or other reproductive harm.