C. 1940s Prest-O-Lite Batteries neon clock with glass-faced advertising panel. CONDITION: The sign has fair color throughout, with minor fade to the lettering and clock face. Clock is not currently functioning, but does retain all its original parts and movements. Neon is working and lights green. Sign is displayed in its original can, which has no rust or rot. Condition: (8.0). Dimensions: 20 - 1/2" x 5 - 1/2" x 7".