COB LED Wrist Running Light | Rechargeable Armband Flashlight
COB LED Wrist Running Light | Rechargeable Armband Flashlight
Stay Visible, Stay Safe — JANGYAGN COB LED Wrist Running Light
Whether you're hitting the pavement at dawn, cycling after dusk, or navigating a campsite at night, the JANGYAGN COB LED Wrist Running Light keeps you bright, visible, and hands-free. This compact, rechargeable armband flashlight wraps around your wrist or arm and delivers powerful dual-COB illumination — so you can focus on your activity, not on holding a torch.
Made in Mainland China.
Key Features
- Dual COB LED Light Sources: White COB for forward illumination and red COB for rearward visibility and warning — up to 160 lumens and a lighting range of up to 50 metres.
- 3 Brightness Modes: High / Medium / Low settings let you tailor output to your environment and conserve battery when full brightness isn't needed.
- Adjustable Buckle Design: The flexible ABS + silicone strap (approx. 385 mm × 30 mm × 15 mm) fits a wide range of wrist and arm sizes comfortably and securely.
- IPX4 Waterproof Silicone Casing: Splash-proof and weather-resistant — keep going in light rain, morning dew, or unexpected drizzle.
- USB Type-C Rechargeable: Built-in battery charges via any standard Type-C cable — no disposable batteries needed, no last-minute supply runs.
- Lightweight & Hands-Free: Wear it on your wrist or arm without it interfering with your stride, grip, or gear.
- Multi-Activity Use: Ideal for night running, cycling, hiking, camping, emergency response, and search activities.
Specifications
| Brand | JANGYAGN |
| Body Material | ABS + Silicone |
| Light Source | COB LED (White + Red) |
| Output | 160 Lumens |
| Lighting Distance | Up to 50 m |
| Switch Modes | High / Medium / Low |
| Charging | USB Type-C Rechargeable |
| Waterproof Rating | IPX4 |
| Wattage | 0.3 W |
| Product Size | 385 mm × 30 mm × 15 mm (15.16 × 1.18 × 0.59 in) |
| Color | Gray |
| Certification | CCC |
| Origin | Mainland China |
Why Choose a Wrist Running Light?
Pedestrian and cyclist visibility is a critical factor in outdoor safety after dark. The CDC's pedestrian safety guidelines recommend that walkers and runners wear reflective or light-emitting gear to maximize visibility to drivers and other road users at night. A wrist-mounted COB light does exactly that — it moves naturally with your arm swing, signalling your presence from multiple angles.
Frequently Asked Questions
Q: How do I charge the COB LED wrist running light?
A: The light has a built-in rechargeable battery and charges via a standard USB Type-C cable (included or use any compatible cable). Simply plug it into a USB power source, wait for it to fully charge, and you're ready to go. No disposable batteries are required.
Q: Can I wear this wrist light while cycling in the rain?
A: Yes! The silicone casing carries an IPX4 waterproof rating, meaning it can withstand splashing water from any direction. It's suitable for light rain and wet conditions during cycling, running, or camping, though it should not be submerged in water.
Q: Does the wrist running light fit large or small wrists?
A: The adjustable buckle strap is approximately 385 mm (about 15 inches) long, making it versatile enough to fit most adult wrist and arm sizes. It can also be worn higher on the forearm if preferred.
Q: What are the different light modes and when should I use them?
A: The light offers three modes — High, Medium, and Low. Use High for maximum visibility on dark trails or roads, Medium for general outdoor use where some ambient light is present, and Low to conserve battery during longer activities or when only subtle illumination is needed. The red COB mode is ideal as a rear warning light for cyclists and runners.