The SL-561/PTP with Battery: lithium (LTC); 3.6V; 2/3AA,2/3R6; Ø14.7x33.5mm; 1100mAh, manufactured by Tadiran, is an advanced lithium thionyl chloride battery designed to provide reliable, high-performance power solutions in a wide range of industrial and professional electronics applications. The SL-561/PTP achieves maximum energy density and robustness, with a slim profile and long life span, through its safety-certified design. This battery delivers a powerful 3.6V energy output, along with a maximum capacity of 1100mAh. Its low self-discharge rate ensures that the battery stays in optimal condition for extended periods of time. The SL-561/ PTP is compatible with varied temperature ranges, making it suitable for various operating environments. The battery also has a rugged construction and meets a range of international safety standards.