COB LED Whistle Keychain Flashlight – 300 Lumen Portable Light

COB LED Whistle Keychain Flashlight – Bright, Compact & Always Ready

Meet the ultimate everyday carry companion — a 3-in-1 COB LED flashlight, whistle, and keychain pendant all rolled into one clever, pocket-sized device. Whether you're navigating a dark parking lot, camping under the stars, or just need a reliable light at your fingertips, this compact flashlight delivers powerful illumination whenever you need it most.

With a brilliant 300-lumen COB LED output and a range of up to 50 metres, this little powerhouse punches well above its weight. Its creative whistle shape makes it a standout on any keyring, while the durable ABS body and waterproof construction ensure it holds up in all conditions. Batteries are included — just clip it on and go.

Made in Mainland China.

Key Features

• ⚡ 300-Lumen COB LED – Bright, wide-beam illumination up to 50 m
• 🔦 3W Power – Energy-efficient yet impressively bright
• 📯 Built-in Whistle – Dual-function design for everyday utility and emergencies
• 🔑 Keychain Pendant Design – Attaches easily to keys, bags, or backpacks
• 💧 Waterproof – Stands up to splashes and wet conditions
• 🔋 Batteries Included – Ready to use right out of the box
• 🏗️ Durable ABS Body – Lightweight yet sturdy construction
• ✅ CE Certified – Meets European safety standards

Specifications

Perfect For

This whistle keychain flashlight is ideal for outdoor adventurers, campers, hikers, cyclists, and everyday commuters. Keep one on your keys, toss one in your bag, or gift it to someone who loves clever gadgets. Its compact size means you'll always have light — and a whistle — within reach.

Related Products You Might Love

• 0–50 PSI Dial Tire Pressure Gauge – Car, Motorcycle & Bike
• 1.5M Nylon Braided 3.5mm AUX Audio Cable | Car, Phone & Speaker
• 1.2L Long Spout Watering Can – Indoor & Outdoor Plants

For general flashlight and portable lighting safety tips, visit the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: What type of batteries does the COB LED whistle keychain flashlight use?

A: The flashlight comes with batteries included and is ready to use straight out of the box. Please refer to the packaging for the specific battery type used in model LY008.

Q: Is this keychain flashlight waterproof?

A: Yes! The ESMARTER COB LED whistle flashlight features a waterproof design, making it suitable for outdoor use in wet or rainy conditions.

Q: How bright is the 300-lumen COB LED flashlight?

A: At 300 lumens with a 3W COB LED, this flashlight produces a wide, powerful beam that can illuminate up to 50 metres — more than sufficient for camping, emergencies, and everyday tasks in the dark.

Q: Can I use the whistle and flashlight at the same time?

A: The whistle and LED flashlight are both built into the same compact keychain unit. While the whistle is a passive mechanical function and the flashlight is electronic, the design allows for quick access to both features independently.

Q: Is this a good gift idea?

A: Absolutely! The creative whistle keychain flashlight makes a practical and thoughtful gift for outdoor enthusiasts, students, travellers, or anyone who values clever, multi-functional everyday carry tools.