Kfalo 3.7V 18650 2600Mah 40A Our service: 1. We are the professional factory of lithium-ion battery development, production, sale and application. 2. Low MOQ, Best quality, Competitive price, Fast delivery, Best after-sales service. 3. 100% QC inspection before shipment for our batteries. 4. OEM and ODM are welcome.(can meet your special needs and logo) 5. Our supply is sufficient to guarantee the customers demand.