6v 6 Volt 4Ah / 4000mAh Rechargeable Sealed Lead Acid Alarm Back Up Battery
6v 4.5ah (as 4ah, 4.2ah & 5ah). Ideal for those in need of a dependable backup power source, this 6V battery is easy to use and maintain. Its compact size and sealed lead acid composition make it a versatile choice for a range of applications.