... technology utilizes natural, phosphate based material and offers the greatest combination of performance, safety, cost, reliability and environmental characteristics. ... storage condition shall be:<35°C;65±20%RH;3.2~3.9VCell Weight (Approx)40gCertificateCE,UL,SGS,RoHS, ... aircraft toy6. Solar, wind power energy storage devices 7. Digital camera, laptop/notebook, GPS devices, telecommunication systems