Synergy Digital Power Tool Battery, Compatible with Makita JR103D JR103DZ Power Tool, (Li-ion, 12V, 2500mAh) Ultra High Capacity, Replacement for Makita Battery - Walmart.com
Extreme Safety : Makita® JR103DZ Cordless Reciprocating Saw, 1/2 in L Stroke, 0 to 3300 spm, 12 VDC, 14-3/4 in OAL