High-capacity lithium-ion 1250 mah rechargeable battery guarantees high performance lighting for tikkina, tikka, zipka, actik, actik core, tactikka, tactikka + and tactikka +rgb headlamps, even at low temperatures. It recharges directly with the integrated usb port. The core rechargeable battery offers an economical and sustainable solution as the main power supply, or as a back-up battery.Selling points:simple universal charging via the usb plugcharge indicator on the batteryindicator light for remaining burn timeperforms well at low temperatureseconomical and sustainable solution as main power supply or back-up batterycompatible with all tikkina, tikka, zipka, actik, actik core, tactikka, tactikka + and tactikka +rgb headlampsspecification:weight: 23gcertification(s): cetype: battery rechargeable lithium-ion 1250 mahrecharge time: 3h