SMOK eGo batteries are universal with all eGo/eGo-T and 510/510-T products.
This is not some generic knock-off. Smok Tech is known for manufacturing electronic cigarette hardware and accessories that are unsurpassed in both quality and performance.
1100mah Capacity is designed to provide long battery life between recharges.
*3.7v Rechargeable battery for eGo/eGo-T .