Haze sla batteries haze hzs12 13 buy haze sla battery sealed lead acid 12v 13ah hsz12 13 re ideal for float service uninterruptible power supplies medical solar navigation aids cellular radio stations and much morethese sealed lead acid monobloc batteries are manufactured using only the finest materials and have been superbly designed so they are completely maintenance free while the sealed construction eliminates the need for watering haze 12v 13ah sla battery hzs12 13