8 AA Battery Holder with ON/OFF Switch 12V Portable Double A Battery Case with 5.5mm x 2.1mm DC Male Plug(Black)

1. Designed to hold 8 standard AA batteries, this holder delivers a stable 12V output. It comes pre-wired with a standard 5.5mm x 2.1mm DC male plug, making it perfectly compatible with most 12V LED light strips, neon signs, and electronic DIY project boards without soldering.
2. Features an integrated, easy-to-use ON/OFF sliding switch on the casing. This built-in control lets you turn the power on or off instantly with a simple slide, eliminating the hassle of repeatedly plugging and unplugging your devices to save battery life.
3. Unlike long, bulky flat battery cases, this holder features a clever dual-layer, back-to-back design to keep the dimensions incredibly compact at only 122 x 30 x 30 mm. Its sleek, narrow profile is exceptionally easy to hide behind light signs or inside props.
4. Crafted from heavy-duty impact-resistant ABS material, this battery case offers reliable protection. The high-rebound nickel-plated steel springs ensure excellent electrical conductivity and keep the batteries snugly secured to prevent loose connections during transport or use.
5. The ideal portable power supply for hobbyists, educators, and DIY creators. Excellent for powering 12V flexible neon LED strip lights, cosplay costume lights, portable science experiments, holiday decorations, and outdoor temporary light sources.