Formula of conveniently unblanking key sleeve

The utility model belongs to life daily necessities, in particular to formula of conveniently unblanking key sleeve, it is equipped with battery jar (7 -1) and battery compartment (2 -1) to correspond in the drain pan body (7) and upper shield (2), battery (1) is equipped with in battery jar (7 -1), switch (5) is connected in conductor copper sheet for the negative pole (4) of battery (1), light (6) is connected with conductor copper sheet (4) to the anodal of battery (1), the drain pan body (7) and upper shield (2) is connected through card platform trough (7 -3) he katai (2 -2) chucking, be equipped with key hole (7 -2) on the lateral wall on the drain pan body (7), axle (9) is worn to the radial fixed key that is equipped with on the drain pan body (7) the inner wall that corresponds key hole (7 -2), , the key wears to adorn on wearing axle (9) key (8), be equipped with on the opposite side drain pan body (7) that key hole (2 -2) corresponds the lantern ring (3), the last light of formula of conveniently u