Ultraspire | 18650 Battery | Battery 3.4 Ah

Ultraspire | 18650 Battery | Battery 3.4 Ah

🔋 Reliable battery for your Lumen lamps

The Ultraspire 18650 Battery is specially programmed for a low amperage output, so you Lumen headlamp performs optimally – whether you're hitting the trails at night or training in the dark on the road. With a 3400 mAh capacity and up to 500 charge cycles This is the ideal replacement or extra battery to always be fully charged when you hit the road.

✅ Key Benefits

• 🔋 3400 mAh capacity – long lifespan for your Lumen
• ⚡ Optimized output – specially designed for Lumen lamps
• 🔄 Rechargeable & sustainable – up to 500 charge cycles
• 🌡️ Wide temperature range – reliable from -20°C to +60°C
• ⏱️ Fast charging – 2–3 hours with charger or 4–6 hours in lamp

📋 Specifications

• Type: 18650 Li-ion rechargeable battery
• Capacity: 3400 mAh (3.4 Ah)
• Nominal voltage: 3.7 V
• Charging voltage: 4.2–4.3 V
• Dimensions: Ø 18.1–18.55 mm x H 65.3 mm
• Loading time: 2–3 hours (on charger) | 4–6 hours (in lamp)
• Protection: Overcharge, overdischarge & short circuit
• Cycles: approx. 500 charging cycles
• Temperature: Charging 0–45°C | Discharging -20–60°C | Storage -5–35°C

🎯 Perfect for

Trail runners and ultra runners who with Ultraspire Lumen Lamps walk and a reliable spare battery want to take with you for long night runs or races.

Twijfel je achteraf aan je keuze? Neem contact met ons op. We testen en selecteren onze producten zorgvuldig en denken mee als iets toch niet helemaal past bij jouw trails, trainingen of races.

Team Trail.NL