Tekcell 3.6V, SBAA02P, (Li-SOCL2) Lithium Thional chloride, SIZE 1/2AA, 1/2 R6, this product is also available in tagged version pls see the extra information section for all speciffications, this battery is not suitable for consumer use, Bobbin Type, Nominal Capacity 1,200 mAh Tekcell 3.6V, Untagged, Bobbin Type, Nominal Capacity 1,200 mAh, Max continuous Discharge Current 20 mA, lithium 3.6v 1/2 AA Max Pulse Discharge Current 80 mA, Weight 9.2g, Operating Temperature Range -55C ~ +85C, IEC ER14255 Available Terminals TC, AX, 3P, 2P, 3PW, ST, other type available by request