Ready to use : No need for preparation, just Plug-and-Play. Voltage - 12.8 V 5 Ah (60W). State of charge indicator integrated. Lighter weight – up to 70% than lead acid batteries. Multi-positioning mounting - up to 180°. No acid, no leakage risk, no heavy metal, no toxic. Extensive cycle life – over 2000 cycles. Heat temperature resistance up to 446°F. Fast charging capabilities. Very low self discharge. Impressive cold cranking performance. Brass terminals. Silicone sealant for excellent sealing performance.