AA battery for portable DVD

Model:FL-18650 battey capacity:850mAH voltage:4v brand:flypower industries limited features: 1.high working voltage 2.long cycle life(more than 500cycles) 3.high energy density 4.environmental friendly 5.cell capacity:2000mAH,2200mAH,2300,2400mAH,2600mAH application:LED flashlight,medical machinery.wirelss communication.camera.notebool and other digital products. Flypower is established in 2002 with 5 production line.And with more than 30R&D engineers and strict quality management. we could supply you high quality products with professional servie if you have any other needs of 18650 battery pack,please no hesitate to let me know the Messages below 1.what's the voltage and capactiy you want? 2.how about the operating current and peaking current of your machine? 3.the battey will be used for what? 4.how about your quantity?