According to different conditions, Battery capacity can be divided into
actual capacity, theoretical capacity, also called rated capacity. Battery capacity refers to the battery storage capacity. The unit is "mAh", 1Ah = 1000mAh, so there are some differences between rated capacity and actual capacity in Li-ion Battery. It is normal and reasonable.Rechargeable battery Recharging/ Discharging protection circuit. Discharge rate. No memory effect Low reccuring operation cost. Short -circuit and over-current protection. Safe and environmental friendly. Keep in a dry and cool place. Sheef-life around 10 years.
After 3 weeks of use, i can confirm these batteries are not 8000 mAh capacity as they cannot stand 9hr with a single 85 lumens bulb ...unlike my other batteries who are 4500mAh. So i won't buy them again