Built-in Battery Operated Black Light- This rechargeable black lights strip equipped with 3600amh battery, upgraded 50 led premium beads, impressively worry of battery issues when you are having outdoor fluorescent activities. Compact and Flexible Installation - Cordless uv blacklight strip Design,help everyone messy installation process.Black lights battery operated with hooks, convenient for camping; magnetic install without drilling, under-counter and cabinet install, wall screw installs. Wide Application - Black lights for glow in the dark party, curio presentation, cabinet, artwork,tapestry, christmas halloween birthday party, black lights led strip also using for bedroom poster, Classroom activities, body paint , visible fluorescent materials. Safety and Low Temperature - Eye-friendly black light bar with 390-405 nm wavelength. Low temperatured black light only release 32.1℃/92.1°F after 1-hour work without scalding worry, very safe to children.Black light bar 10W with full PC DC 5V Type-C,convenient to recharge. 3 lighting mode turnable, low, high and flash modes (for emergency). Portable and - Handheld Mini black light , easy to carry and store in backpack for Indoor and outdoor use. UV light for traveling,black light rechargeable strip, black light strip battery powered,usb black light strip. Color: Black Material: Plastic+Metal Package Contents: 4 * Black Light Bar Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.