CSB HRL1234WF2FR - 12 Volt/9 Amp Hour (34 Watts) Sealed Lead Acid Battery with 0.250 in. Fast-on Terminals HRL stands for High Rate Long Life. These batteries are suited for high rate discharge applications and best used for high intensity power supply needs. Long cycle life, low self-discharge rate and high reliability. Increased current delivery for high rate discharge Operational in all orientations, except inverted.