![Kvaser USBcan Light 4xHS](https://www.machsystems.cz/wp-content/uploads/2015/12/00831-1_Kvaser-USBcan_Light_4xHS_6-ORIGINAL.jpg)
New CAN-USB interfaces by Kvaser are offered now. Some of them support CAN FD (CAN with Flexible Data-Rate) protocol and some also support user scripting in C language, which allows to run custom applications even without a PC.
![Kvaser Leaf Pro HS v2](https://www.machsystems.cz/wp-content/uploads/2015/12/KVaser-Leaf-Light-v2-300x2231-150x150.jpg)
Kvaser Leaf Pro HS v2 is a single-channel CAN-USB interface with CAN FD support and user scripting feature. The CAN channel has galvanic isolation and the interace is fast enough to transfer a large number of frames, which is mainly needed for CAN FD communication.
![Kvaser USBcan Pro 2xHS v2](https://www.machsystems.cz/wp-content/uploads/2015/12/8815-00752-9_Kvaser_USBcan_Pro_2xHS_v2_4-1-ORIGINAL-150x150.jpg)
Kvaser USBcan Pro 2xHS v2 is a dual-channel CAN -USB interface with CAN FD protocol support and user scripting possibility. Channels are independent and each them has galvanic isolation.
![Kvaser USBcan Light 4xHS](https://www.machsystems.cz/wp-content/uploads/2015/12/00831-1_Kvaser-USBcan_Light_4xHS_6-ORIGINAL1-150x150.jpg)
Kvaser USBcan Light 4xHS is a four-channel CAN to USB interface. Each channel is independent and has galvanic isolation. The price per CAN channel is reasonable for this interface.