... the Name: Rechargeable fan,emergency fan,emergency Lifting Fan with LED Light,emergency fan with light,emergency fan with emergency light,table fan... A. Features: 1 ... can be adjust by pushing the lifting button6)Using 12inch fan blade7)Built-in circuit of inputing air and speed charge8 ... -acid battery2)When AC power is cut off,the DC fan can use time with high speed for 4hours,Low speed ...