Power your award-winning CW-3 with the A-CW3S power adaptor. The A-CW3S allows you to power your transmitter or receiver with 7.2V Sony L Series batteries. The adaptor's de-sign offers multiple mounting configurations for the transmitter and receiver. The A-CW3S mounts to a camera with a shoe mount or 1/4- 20 screw adaptor (included with CW-3). In ad-dition, a 5V USB power output is available for powering/charging any USB device (remotes, smart phones, tablets, etc.).