A single turn of the black knob disconnects the battery preventing battery drain and electrical fires in classic and occasionally used cars, boats, trucks, tractors and other vehicles. A further few turns removes the knob making it a simple and effective anti-theft device.
eBay
Car Accessories 12V 15A Female Batteries Socket Plug Car Battery Terminal Clamp Clip Cigarette Lighter Power Socket Adaptor
Aliexpress UK
Battery disconnect switch rated current: 240A. 1 x Car Battery Disconnect. It can effectively protect and prolong the life of car battery. The power shut off switch uses a negative connection to ensure stable performance.
eBay
Car Air Vent Clip Cell Phone Holder Universal 17mm Ball Head Car Air Outlet Hook Clamp Accessories For Magnet Car Phone Bracket
Aliexpress UK
Universal 2 Point Vehicle Car Truck Seat Belt Lap Adjustable Seat Belts 1/2PCS. SMOKE Dynamic Side Indicator Repeater Light For Opel Vauxhall Astra J Insignia. 1x Remote battery disconnect switch. Battery disconnect switch rated current: 240A.
eBay
Car Sound Proofing Deadening Car Truck Anti-Noise Sound Insulation Cotton Heat Closed Cell Soundproofing Foam Auto Accessories
Aliexpress UK
1 Pcs Car Battery Isolator. (Battery Negative Column within 15-17mm). Connect the red wire to the positive pole of battery ，black wire to the negative pole of battery. Do not connect the positive and negative poles in reverse, or the motherboard may be burned.
eBay
Battery Clip Holder Replacement for Audi A4L A5 Q5L Q7 Car Key Accessories
Aliexpress UK
The car wireless battery isolator is universally suitable for car, truck, SUV, trailer, and so on. This car battery disconnect switch can master kill your vehicle system power, extend and protect the battery and engine life.
eBay
2000*500mm 5/10mm Car Sound Mat Proofing Deadener Heat Noise Insulation Deadening Mat Hood Closed Cell Foam Accessories
Aliexpress UK
Universal battery tray + hold down clamp kit. Adjustable clamp. Clamp Width Adjustable Range: 140-200mm/5.51-7.87". 1 x Battery Tray. Tray Size: Approx. 28x19cm/11x7.48". Sturdy construction, good bearing capacity and durable in use.
eBay
Car Air Vent Clip Cellphone Holder Stand Universal 17mm Ball Head Base for Car Air Outlet Hook Clamp Accessories GPS Brackets
Aliexpress UK
This contour battery master switch is widely used for Car, Marine, Boat, RV, Camper, Travel Trailer, Truck, ATV, UTV, Battery banks and other 0-48V Devices. The ON/OFF battery disconnect switch is designed for use on a single 12-48 volt battery.
eBay
Car Fuse Holder Block 4 Way For Midi Fuse Holder Block 200A Max 4 Fuses 8 Lugs Dual Battery Setups 4x4 Car Accessories
Aliexpress UK
1 Pcs Car Battery Isolator. (Battery Negative Column within 15-17mm). Connect the red wire to the positive pole of battery ，black wire to the negative pole of battery. Do not connect the positive and negative poles in reverse, or the motherboard may be burned.
eBay
2000*500/250*400mm 5/10mm Car Sound Mat Proofing Deadener Heat Noise Insulation Deadening Mat Hood Closed Cell Foam Accessories
Aliexpress UK