4 Wheel Trailer Kit (TYREDOG TPMS) - No Monitor included in this kit
The TYREDOG TD-RY2300A-X04 (4) Wheel Trailer kit Add-On enables you to upgrade your existing TD-2300A-X kit so you can monitor additional Tyres on your vehicle / trailer.
These kits are only suited to the TD-2300A-X Series kits which contain a Relay.
They program in to your existing TD-2300A-X kit, then simply mount the relay, fit the sensors and change the vehicle layout on your Monitor.
1 x Relay / Repeater unit (inc 4 x AA Batteries, Power Cable and Mounting Hardware)
4 x Wireless Sensors (inc 4 x CR1632 Batteries)
4 x SecureFit Rings
* Product Specifications subject to change without notice.