Heavy duty N109,V=B1/B2/B3 Product description Specially developed for use in fire department safe tubes and fire department key depots Modern reversible key system Electronic key-unique and locking system encryption LED indicator and acoustic signalling for functional operation und battery status The data and power transmission to the cylinder is contact based The data transmission to the cylinder is highly encrypted Temperature range -30° C to +50° C Protected against temporary immersion in water (IP67) Exceptionally powerful battery Scope of delivery 1 electronic user key, including battery Note Battery power: B1 (Beluga) - about 20,000 closing procedures or approximatel 5 years standby or B2/B3 (Beluga Time/Remote) - about 20,000 closing procedures or approximately 3 years standby Battery is not exchangeable Specification Article numberRD=(Key head Color) N109,V=B1/B2/B3 B1(Beluga) B2 (Beluga time) B3 (Beluga Remote) Close Downloads for Product General Product sheet(.pdf) User information(.pdf) Close Downloads for Product Range Electronic locking system eCLIQ - WS8274(.pdf) Close Remote User N109,V=E3"Remote" electronic user key Bluetooth N110,V=E3Electronic User Key "Connect Remote" Programming N110,V=PSMProgramming key - no locking function