Automatic L.E.D. purse light with magnetic snap fastener. Mount system at the top of a purse for automatic on/off lighting. When the purse is opened, the light automatically turns on. When the purse is closed, the light turns off. The bag snaps shut with the magnetic fastener. Both sides attach with prongs. Replaceable standard CR 2016 battery included. Size: 2 x 1 3/8. Black with nickel magnetic snap.