Visonic 2XER18505M Battery Replacement for Wireless Outdoor Siren
Replacement for Visonic 103-304742-2, 2XER18505M - Visonic Wireless Outdoor Siren, MCS-740, SR-740 PG2, SR 720 PG2 sirens
Voltage: 3.6 Volt
Capacity: 4000mAh
Chemistry: Lithium
Dimensions: L 50.90mm x W 37.10mm x H 19.00mm
Weight: 84.4g (2.98oz)