The Performance Tool W54274 Battery Filler is a must-have for anyone who needs to fill golf cart and deep cycle batteries. With a drip-free valve this tool makes filling your batteries easy and prevents spills. The assisted shut-off feature ensures that the pourer stops when you release pressure to prevent accidental overfill while the durable injection-molded plastic construction makes this battery filler long lasting. It s easy to use - simply attach to your battery and tilt and the spring-loaded valve will prevent spills. Say goodbye to messy and inconvenient battery filling with the Performance Tool W54274 Battery Filler.