The SLM-5 is a high performance Starved Electrolyte (Lead Acid) battery. A convenient carry-strap is standard in addition to a sewn-in belt loop. The SLM-5 is designed for maximum strength and durability. Offers a standard female Cigarette Connector in addition to an XLR Barrel Connector for use with any four-pin XLR powered device. If you own a Bescor battery belts, packs & power stations and have a user manual in electronic form, you can upload it to this website using the link on the right side of the screen.