Five-Pointed Star Pattern Protective Case w/ Caller Signal Flashing LED for Iphone 4 / 4S (1xCR2016)
Color: Black + White - Material: ABS Plastic - Colorful flashing while calling or called - Protects your Iphone from scratches dust and shock - Compatible with Iphone 4 / 4S - Powered by 1 x CR2016 battery (included)