This 2 x 18650 / 4 x CR123A battery protective case accommodate 2 x 18650、 4 x CR123A、 or combinations of 18650 and CR123A batteries. This protective battery box will keep your batteries from short circuiting and other hazards. The lightweight and compact protective case can organize you batteries and take them easily while you are travelling.<br /><br />- Accomodates 2 x 18650、 4 x CR123A、 or combinations of 18650 and CR123A batteries<br />- Safe guards your batteries from short circuiting and other hazards<br /><br />                                                                                                                                Dimensions: 3.07 in x 1.69 in x 0.83 in<br />Weight: 1.02 oz