Amperage: 12AH / Voltage: 12V. Weight of each battery: 3.8kg(8.36lbs). Size: 5.9"(150mm) x 3.9"(100mm) x 3.7(95mm). Spill-Proof Design ensures high discharge rate, wide operating temperatures, long service life and deep discharge recover.Can be mounted in any position. Long lasting high performance in high and low temperatures. Package includes 4 x battery.