For BMW E90 / F18 Left Driving Car Rear Seat Headrest Switch Button 52207251368-1(Black) YWXLight 2V Ni-MH battery or 5V

2V Ni-MH battery or 5V 1A power adapter

There are multiple areas inside the case to accommodate the Quest2 host and controller with a big head strap and a receptable cable/charging bag

Three switchable analog governors independent of the front-end receiver

Compression format: H

live line x 1

For BMW E90 / F18 Left Driving Car Rear Seat Headrest Switch Button 52207251368-1(Black) YWXLight 2V Ni-MH battery or 5V1. Non destructive installation, direct replacement. 2. Easy to install, wear resistant and durable. 3. Replace the old one, it can decorate your car well. 4. Material: ABS + PC 5. Weight: 11. 2g 6. Installation method: separate installation 7. Suitable for BMW E90 F10 F18