Outdoor Mobile Toilet Trunk
There is currently no standardized solution directly targeting the 'outdoor mobile toilet trunk,' but similar functionality can be achieved through vehicle modifications, equipment matching, and the combination of multifunctional gear. This can be realized in the following four aspects:

1. Space Modification and Privacy Design
If the rear seats of the vehicle can be folded down, an extended board, moisture-proof cloth, and cushion can be laid to connect the trunk with the rear space, forming a relatively flat area. On this basis, adding privacy curtains (such as magnetic or telescopic rod-supported ones), window visors (to prevent rainwater infiltration), and blackout cloth can create a closed private space. If further mosquito protection is needed, car-use mosquito nets or screens can be paired. Although such modifications are not directly designed as toilets, they provide basic conditions for placing portable toilets or shower equipment, such as placing a portable toilet in a corner of the space and separating the usage area with a curtain.
2. Power Supply and Equipment Support
Some vehicle trunks are equipped with power outlets (such as 12V or 220V sockets) that can supply power to electric devices. If using a portable toilet with an electric flushing function, it is necessary to confirm whether the power outlet's power matches (for example, a 220V/10A outlet can support low-power devices) and avoid using other high-power appliances (such as electric grills) simultaneously to prevent overloading. In addition, a car air purifier can be paired to improve air quality, or USB-powered LED lights can be used for lighting to enhance comfort.
3. Storage and Fixing Design
Utilize the storage structure of the vehicle trunk (such as hooks, mesh pockets, and toolboxes under partitions) to categorize and store hygiene products. For example, hooks can be used to fix lightweight items such as toilet paper and cleaning agents; mesh pockets can store wet wipes and garbage bags; and toolboxes under partitions can hold spare toilet seat covers and disinfectant sprays. If using a portable toilet, it is advisable to prepare biodegradable bags or solid waste treatment agents in advance to reduce odors and cleaning difficulty.
4. Multifunctional Gear Supplement
Outdoor-specific 'mobile private rooms' (such as foldable shower tents) can be quickly set up, with an internal space of about 1-2 square meters, supporting upright standing, and suitable for placing portable toilets or hanging shower bags. Such gear is usually equipped with waterproof bottom cloth and ventilation windows and can be used in combination with trunk modifications: for example, placing the toilet inside the tent and storing consumables and tools in the trunk, forming a 'storage + usage' zoning mode. Some high-end models also support connection to the vehicle's power supply for electric flushing functions.
Precautions: Before modification, confirm the vehicle's load-bearing limit to avoid overloading; when using biodegradable bags, dispose of them according to environmental protection requirements; for long-term outdoor use, it is recommended to equip a car inverter (converting 12V to 220V) to support more devices.




