APC Replacement Battery Cartridge #177. Battery technology: Sealed Lead Acid (VRLA), Battery voltage: 24 V, Battery capacity: 9 Ah. Compliance certificates: REACH, RoHS. Doesn't contain: Mercury. Weight: 5.32 kg, Width: 99 mm, Height: 151 mm. Package width: 395 mm, Package height: 195 mm, Package depth: 495 mm