The Silva Alpha Spare Battery is a replacement or spare battery for the Alpha Headlamp.

Available in 3 sizes: Alpha 2.2 Ah, Alpha 4.4 Ah and Alpha 6.6 Ah.

Specification

• Alpha Battery 2.2 Ah incl case:
• Discharge time: High: 1 hour, Medium: 2 hours, Power save: 8 hours, Flood only/strobe: 3 hours
• Battery integrated in Alpha head set for ultimate freedom
• Weight: 100 g
• Alpha Battery 4.4 Ah incl case:
• Discharge time: High: 2 hours, Medium: 4 hours, Power save: 16 hours, Flood only/strobe: 6 hours<
• Battery indication in 4 levels
• Battery warning system when 25% power left
• Weight: 200 g
• Alpha Battery 6.6 Ah incl case:
• Discharge time: High: 3 hours, Medium: 6 hours, Power save: 24 hours, Flood only/strobe: 9 hours
• Battery indication in 4 levels makes sure you have the power needed
• Battery warning system alerts during use when only 25% power left
• Weight: 300 g