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ESMARTER T21 COB Headlamp
5 LED COB · USB Rechargeable · 4 Modes · SOS Flash · Waterproof · Always Ready
ESMARTERT215 LED COBUSB RechargeableSOS ModeWaterproof60° BeamCE RoHS
5
LED Chips
4
Modes
60°
Beam Angle
USB
Rechargeable
Five COB LEDs, four click-cycle modes including SOS, built-in 3.7V lithium battery with USB recharge, and waterproof construction — simple, dependable headlamp lighting for camping, hiking, fishing, and emergency kit.
4 Light Modes
🔅
Low — Main LED Only
💡
Medium — 4 Side LEDs
🔆
High — All 5 LEDs
🆘
SOS Flash
How to Switch Modes
1×
Low — Main Light On
Single LED · Maximum battery life
2×
Medium — 4 Side LEDs
Wide floodlight · Camp tasks & reading
3×
High — All 5 LEDs
Maximum output · Trail & distance
4×
SOS Flash
All LEDs strobe · Universal distress signal
Specifications
Model
ESMARTER T21
LED Quantity
5 LEDs (COB Configuration)
Beam Angle
60°
Light Modes
4 — Low · Medium · High · SOS
Switch
Click Cycle (1–4 Clicks)
Battery
Built-In Lithium (3.7V)
Charging
USB Cable (Included)
Waterproof
Yes — Splash Resistant
Material
ABS
Certification
CE, RoHS
In the Box
1 × Headlamp + 1 × USB Charging Cable
Key Features
5 COB LEDs
Bright, even illumination across a 60° beam — from tent reading to full-power trail navigation
USB Rechargeable
Charges from any power bank, car charger, or laptop — no disposable batteries, no emergency supply runs
SOS Flash Mode
Four clicks fires universal distress strobe — critical for solo hiking and backcountry emergency signalling
Waterproof Build
Splash and rain resistant for Canadian trail conditions — humidity, mist, and wet weather handled
Click-Cycle Switching
1–4 clicks cycles through all modes including SOS — instant access without menu navigation
CE + RoHS Certified
European safety and environmental standards met — built-in cell eliminates leaking battery risk
