4 x Alkaline Batteries for Visonic Wireless Keypads.

Visonic PG2+ PowerMaster SMD-979 Wireless Heat Detector (0-500422)

Visonic MC-302E PG+ Wireless Door Contact with Wired Input (VIS-0-104069)

Visonic PG2+ PowerMaster SMD-976 Wireless Smoke & Heat Detector (VIS-0-500421)

Visonic PowerG Next CAM PG2 PIR with Integrated Camera

Visonic PowerMaster 360R Control Panel Battery (103-306545)

Visonic Powermaster 360RW PG2 Wireless Alarm Kit - Wi-Fi & LAN (868-1 UK)

Visonic PowerMax Lithium Sounder Battery for MCS-710, MCS-720,MCS-730 (0-9912-K)

Visonic PowerG KP-241 PG2 Portable Prox Keypad