WP4.5-6 Sealed AGM 6v 4.5ah Battery replaces CA645, UB645, PS-640, WP4-6, WP5-6, SLA4-6, SLA0905, BSL0905, WKA6-5F, ES4-6, BP5-6, PE6V4, PE6V4.5, CP645, BP4-6, BP4.5-6, LC-R064R2P, LC-R064R5P, LC-RB064P, NP4-6, ELK-0650, 6CE5, GP645, UT640, IM640, CF-6V4.5, ELB-0604, ELB-0605