Pila 300S Li-ion battery, 1000mAh Concept and Main Features For all Pila® flashlights and a majority of standard lithium battery (CR123A) operated Xenon and LED flashlights (6V, 9V, 12V). Internal safety circuit protection preventing battery from overcharging as well as from over-discharging. High performance Li-ion technology Versatile and cost saving. Environmental friendly. Pila Li-ion batteries - Compatibility Pila "P" type batteries are mainly for Pila flashlights. Pila "S" type are reduced in diameter to fit majority of lithium battery (CR123A) operated Xenon and LED flashlights.