CCILAND LED strip lights battery operated can be cut to suitable length. The adhesive backing on the strip is sticky enough to attach to the clean surface. Very easy to install, just pull off the blue layer(Not the white gum) and stick it to where you prefer.
eBay
RnnTuu Night light Battery Powered Touch LED Cabinet Lights Stick On Wall Sunset Lamp for Kitchen Bedroom Closet Cupboard Light
Aliexpress UK
10 LED PIR Motion Sensor Light Wireless Battery Operated Night Lam Wall Cabinet. Note: These lights work in complete darkness and will not work in dimly lighted areas as it will be too bright for the sensor to turn on.
eBay
Home Decoration USB/Battery Powered Touch Switch Warm White Artificial Bonsai Cherry Blossom Desktop Tree LED Lamp Light
Aliexpress UK
GQL 5V Battery Powered LED Strip Lights Kit, IP65 Waterproof Wireless PIR Motion Sensor Wardrobe Closet Lamp with Self-Adhesive Tape (3m, Warm White). Auto-on within 2 - 4 m, automatic shutdown after 15 s, 130 s or 380 seconds after exiting.
eBay
16CM LED Letter Lights,Battery Powered Alphabet Lamps For Bedroom,Birthday Party,Dining Table Decoration,Home Hanging Decor
Aliexpress UK
Automatically turns on when motion is detected and switches off after inactivity, saving energy and providing hands-free lighting. Provides gentle, non-glare lighting ideal for night use without disturbing sleep.
eBay
10leds Astronaut Rocket Planet Fairy Light Garland Battery Powered LED Galaxy String Light for Children Christmas Party Decor
Aliexpress UK
USB Plug In 50/100/200 LED DIY Micro Copper Wire String Lights Party Fairy Light. Extensively applied in Backlighting, concealed lighting, channel letter lighting. 5/10/20M Battery Micro Rice Wire LED Copper Fairy String Lights Party Room Decor.
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7LEDs PIR Motion Sensor Night Lamp Battery Powered Intelligent LED Night Light With Motion Sensor For Wardrobe Drawer Bedroom
Aliexpress UK
8 Modes LED Strip Lights: The strip lights 8 modes: Combination, Sequential, Slogs, Chasing, Flashing, Slow Fade, Blinking and Steady. It presents itself in all its beauty. To prevent the strip from falling off on uneven surfaces, we have included a few extra fixing screws to protect it.
eBay
16CM LED Letter Lights,Battery Powered Alphabet Lamps For Bedroom,Birthday Party,Dining Table Decoration,Home Hanging Decor
Aliexpress UK
Battery Powered LED Strip Light Flexible Tape Under Cabinet Kitchen TV Backlight. Adhesive COB LED Strip Lights 5V 12V Flexible Tape Light Cabinet Kitchen Lights. 220V COB Neon LED Strip Lights Flexible Tape Rope Lamp Waterproof IP67 UK Plug.
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1Pc LED Folding Table Lamp Reading Light AAA Battery Powered Eye Protection Night Lamp Bedroom Bedside Study Lighting Desk Light
Aliexpress UK
【Flexible DIY Firecracker Firework Starburst Shape】This LED Firecracker string lights with flexible branches copper wires are easy to be bent into any shapes you want to get, such as bouquets, fireworks, star shapes.
eBay
Green Leaf LED String Lights Artificial Vine Fairy Lights Battery Powered Christmas Tree Garland Light for Weeding Home Decor
Aliexpress UK