{"product_id":"visonic-replacement-battery-for-mcs-740-bell-box-pack-of-2-103-304742","title":"Visonic Replacement Battery for MCS-740 Bell Box (Pack Of 2) | 103-304742","description":"\u003ch2\u003eVisonic Replacement Battery for MCS-740 Bell Box (Pack Of 2) | 103-304742\u003c\/h2\u003e  \u003cp\u003eThe Visonic MCS-740 alarm siren comes fitted with two ER18505M lithium battery packs.This model is 3.5Ah which lasts 2-3yrs in normal operation and is not rechargeable. The MCS-740 and SR-740 PG2 must have 2 battery packs installed.\u003c\/p\u003e  \u003ch2\u003eFeatures\u003c\/h2\u003e  \u003cul\u003e  \u003cli\u003eType: EVE Lithium 18505 Battery, ER18505M\u003c\/li\u003e  \u003cli\u003eP\/N: 103-304742, 2XER18505M\u003c\/li\u003e  \u003cli\u003eSpec: H 51mm x W 38mm x D 19mm. 50mm cable\u003c\/li\u003e  \u003c\/ul\u003e","brand":"Visonic","offers":[{"title":"Default Title","offer_id":51289568608602,"sku":"103-304742","price":34.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/6232\/6106\/files\/k-305177.png?v=1748216031","url":"https:\/\/account.alertelectrical.com\/products\/visonic-replacement-battery-for-mcs-740-bell-box-pack-of-2-103-304742","provider":"Alert Electrical","version":"1.0","type":"link"}