Eastvita 14500 1200mah 3.7V Rechargeable Li-Ion Battery (Pair) + Charger Combo;

Indicator light lets you know when charging is complete.
Designed to charge your batteries quickly and safely.
Input Voltage: 110-240V, 47-63Hz
Output: 4.2V 600mA
Charges 1 or 2 batteries simultaneously
Dimensions: 3.34 in x 1.85 in x 1.49 in
Weight: 2.46 oz.
Ultrafire Li-Ion Rechargeable 14500 with IC Protection.
Capacity: 900mAh.
Voltage: 3.6V.
Can be used in laser pointer,Torch Flashlights and other electronic products. Over charge and discharge protection.
Protection kicks in : 2.75v and 4.2v. Over-Charging / Draining at 4.2v / 2.75v