Refer to the pictures for its condition.
eBay
Folding COB XPE LED Work Light Handheld Flashlight with Built-in Battery Lamp Torch Emergency Car Inspection Lamp Red SOS Strobe
Aliexpress UK
Tested and working rare item from 2000s
eBay
1/2/3/4/6/8/10/12Pcs LED Warning Light Built-in Battery 9Mode Safety Flare Dash Emergency Flashing Lamp Portable Strobe Light
Aliexpress UK
GET RID of WIRES - [Upgraded] BooYu warning strobe lights are wirelessly designed with built-in battery power. Special Features 5 Flashing Modes, Waterproof, MAGNETIC BASE, Battery Powered. Special Feature 5 Flashing Modes, Waterproof, MAGNETIC BASE, Battery Powered.
eBay
Folding COB XPE LED Work Light Handheld Flashlight with Built-in Battery Lamp Torch Emergency Car Inspection Lamp Red SOS Strobe
Aliexpress UK
Upgrade your home with the Defiant Wireless Battery Operated Door Bell Strobe Kit. This unit alerts you with a flashing blue LED strobe and three selectable tunes when someone rings your doorbell. Its portable design lets you place it anywhere in the home, and it syncs with Defiant and Heath Zenith brand push buttons. Enjoy features like adjustable volume control and a 150 ft. transmission range, all powered by three C batteries. Wireless push button included.
eBay
10W Rechargeable LED Flashlight, 3500mAh Battery Type-C, IPX4 Waterproof, SOS/Strobe/Red Light, Compact 20cm, 6-20H Use
Aliexpress UK
Its magnetic base lets you just put it on any place where you want on the top of your car. Magnetic base for easy installation on the top of your car. Uses 3 X AA batteries - not included. The super bright flashing red and blue LED provides greater visibility at longer distances.
eBay
SecurityIng DS01 Underwater 150M Scuba Dive Strobe Beacon Diving Signal Light Night Dive Flashing Marker Light with AAA Battery
Aliexpress UK
Made from robust plastic with hanging bracket. Uses 4 AA batteries (not supplied). LED mini plastic strobe. Battery operated. Bulb type LED. Authorised dealers - full technical support. Online since 1997.
eBay
LED Warning Light Built-in Battery 9Mode Safety Flare Dash Emergency Flashing Lamp Portable Strobe Light
Aliexpress UK
Mini LED Rotating Magic Ball Lights RGB Disco DJ Party Light USB for Show Xmas Dance. The product has a built-in sound sensor. The bottom of the car atmosphere light has a built-in powerful magnet, and the outside can be fixed on the car sunroof, living room, KTV and other places you want.
eBay
20 40LEDs Copper Wire Fairy Lights Battery Operated LED String Lights Party Wedding Indoor Christmas Decoration Garland Lights
Aliexpress UK
Mini LED Rotating Magic Ball Lights RGB Disco DJ Party Light USB for Show Xmas Dance. The product has a built-in sound sensor. The bottom of the car atmosphere light has a built-in powerful magnet, and the outside can be fixed on the car sunroof, living room, KTV and other places you want.
eBay
10/20/30/40Led Globe String Lights Fairy Lights Battery Operated String Lights Waterproof For Party Patio Garden Christmas Decor
Aliexpress UK