Shure SB-902A is a Rechargeable Lithium-ion battery that serves either as a replacement or spare for the GLX-D Digital Wireless Systems and MXW Microflex Wireless Microphone Systems.If batteries are to be stored for more than eight days, they should be placed into a temperature controlled storage area. Recommended battery storage temperature is 10 to 25°C (50 to 77°F).
PLEASE NOTE: Since this product is a Lithium Ion Battery and due to FAA regulation, this item is restricted to ground transportation in the lower 48 contiguous states and cannot ship to Alaska, Hawaii or Puerto Rico.