Built-in LED indication (lights up when VSR starts). Automatically combines two batteries when charging and isolates the two batteries when not charging,which can widely used in 12v camper van trucks, caravans, and camping applications.
eBay
Electric bike cham rider Batterie 36v48v52v60v 72v 30 40 50ah 60ah Battery 1000w 2000w 3000w kit E bike Hailong Lithium Batterie
Aliexpress UK
MAINLAND ONLY UK only. You must check against the battery currently fitted before ordering to ensure that this is the correct battery you need. ALL ORDERS WILL BE CANCELLED.
eBay
2025New3.7V 800mah 14500 Li-ion Battery and Charger set For C2 D828 RC Stunt Dump Car Battery Toys Accessories RC Car Battery SM
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
Varstrom Ebike Rear Rack Battery 48V 36V 17.5AH 20.8AH 18650 Cell Lithium Battery Pack For BAFANG Tongsheng Motor Ebike Kit
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
PUJIMAX AA AAA 1.5V Rechargeable Lithium Battery Charger Set Li-ion Battery With Smart Battery Charger Safe Durable
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
24pcs/lot Mixed Batteries Set AG1/AG3/AG4/AG5/AG10/AG12/AG13 for Remote Control Watches CR2025 CR2032Button Coin Cell Battery
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
1900mah 7.4V LP-E8 LP E8 Batteries LPE8 Battery LED Dual Charger set for Canon EOS 550D 600D 650D 700D X4 X5 X6i X7i battery
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
PUJIMAX 1.5V AA Rechargeable Lithium-ion 4255mWh Battery With Smart Battery Charger SET 2/4 Batteries Individually Available
Aliexpress UK
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
1.5V AA Rechargeable Lithium-ion 4255mWh Battery With Smart Battery Charger SET 2/4 Batteries Individually Available
Aliexpress UK