SJ4000 Replacement Battery for SJ4000 SJ5000 SJ6000 and SJCAM GeekPro ABLEGRID Waterproof Sports HD Action Camera Camcorder Common SJ Battery: There are many action cameras on the market that carry the SJ model name. These include SJ4000, SJ5000, and SJ6000 models. These cameras are marketed by several manufacturers and brands, but most will use the same type of batteries. Powered with most standard USB Wall or Auto Charger or a computer Newest Top quality SJ4000 battery features 3.7V, 1100mAh with safer,longer life Use as a Spare or Replacement Battery,provides approximately 1.5 hours of recording life Support a 3-year manufacturer warranty