Battery Disconnect Switch, Power Cut Off Master, Kill Switch Isolator for Car, Vehicle, RV and Boat. Used for DC 12 - 48V systems to isolate and secure the electrical system. Eliminate any power draw from the battery when vehicle or boat is not in use.
eBay
433Mhz Remote Control Wireless Switch DC 12V 1CH RF 10A Relay Receiver and 1CH Transmitter For Door Electromagnetic Lock
Aliexpress UK
1 x Battery Disconnect Switch. Insulation resistance: 100mΩ. 1 x Waterproof Cover. Color: black & red.
eBay
433Mhz Universal Wireless Remote Control Switch DC 12V 10A Relay,Mini Round RF Transmitter,for Light/Garage Door/Electronic Lock
Aliexpress UK
Car Battery Cut Off Switch Disconnect Automatic Circuit Breaker Anti-Power Off Leakage Protector Universal Auto Parts 12V/24V. Power Saving: By isolating the battery when the vehicle is not in use, this switch effectively eliminates power drain, preserving battery life and Prevent unauthorized access or theft of power.
eBay
TUYA Relay Module 4CH DC 5V 12V 24V 110V 130V 220V WiFi Self-Locking 433MHz RF Receive Light Switch Vioce Alexa Google Home
Aliexpress UK
Battery disconnect switch rated current: 240A. It can effectively protect and prolong the life of car battery. The power shut off switch uses a n egative connection to ensure stable performance. 1 x Cut off Switch.
eBay
1ch Tuya Zigbee eWelink Smart Garage Door Switch Module 12V 24V 220V RF433 Receive Relay Work with Alexa Google 2MQTT Gateway
Aliexpress UK
Heavy Duty Protection: 275A ON/OFF cut-off switch to stop battery drain, improve safety and extend battery life. Wide Compatibility: Supports 12V to 48V systems, suitable for cars, trucks, ATVs, RVs, boats and more.
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Tuya Wifi Smart Home Electric Door Garage Door Opener Switch Relay 12V 24V 220V 433MHz Remote Control Module for Alexa
Aliexpress UK
DC 12V Car Van Boat Truck Battery Master Isolator Cut Off Kill Switch Universal. 2PCS Car/Car Battery Disconnect Switch Main Switch 300A Power Switch Marine Boat. 2 x Battery Disconnect Switch. Insulation Resistance: 100M.
eBay
eWelink Smart 12V 24V 220V Temperature & Humidity Switch Passive Dry Contact Relay Thermostat Monitor Sensor Alexa Google Home
Aliexpress UK
Rated current: 100A. Wide Application: The battery disconnect switch is universal for cars, SUVs, trucks, motorcycles, boats, etc. Universal battery disconnect switch. 1x battery disconnect switch. It can eliminate any power drain from the battery when the vehicle or boat is not in use.
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Motion Sensor 220V 110V 12V Automatic Infrared PIR Movement Detector 180° Rotating Outdoor Light Switch Human Presence Sensor
Aliexpress UK
Safety Protection: This waterproof switch enables the safe disconnection of the battery, unnecessary power drain during vehicle or boat idle periods. 1 Disconnect Switch. This simplifies the isolation and protection operations for the power system.
eBay
Zigbee 2 Channel Tuya Switch Two Relay 12V 24V 220V 230V Module Dry Contact NO NC COM Inching Timer Rele for Light Motor Alexa
Aliexpress UK