imr 18500 1300mah 3.7v high drain limn demonfire rechargeable battery with button top (2 pieces) demonfire <p> demonfire imr 18500 button-top batteries are high-performing, long-lasting rechargeable batteries designed to pack a punch while being safe and reliable.</p> <p> <b>specifications:</b><br> capacity: 1300mah<br> nominal voltage: 3.7v<br> continuous discharge current: 11a<br> max discharge current: 16.5a<br> dimensions: 50.5±0.5mm length, 18.5±0.2mm circumference<br> operating discharge temperature: -20 to 60 degrees celsius<br> standard charge: 0.2c cc/cv to 4.2v, current ≤ 0.01c cut-off<br> cycle life: 300 cycles<br> weight per battery: 32g </p> <p> <b>package includes:</b><br> 2 brand new demonfire 18500 1300mah button-top batteries<br> 2 dual battery cases (holds up to 4 batteries total) </p>