Feature: 1. Upgraded wireless remote switch, small size, high reliability, easy installation, and will not occupy too much space. 2. Fine quality flameretardant housing, integrated molding, smooth and burr-free, with high and low temperature resistance, high mechanical strength, strong toughness, and long durability. 3. Silver alloy contacts have stable performance, with strong conductivity, reliable quality, longer service time, not easily deformed. 4. Alloy integrated receiver module, using fine quality tin oxide materials, more conductive, safer and more reliable. 5. Fine quality brass battery connector for battery stakehead maintenance and replacement, universal standard stakehead diameter, easy to replace. 6. Wide applications and flexible use in various places, such as automobiles, motorcycles, electric mobility, cruise ships, etc., preventing the battery from electric running and leakage, and meet your various needs. Specification: This car battery remote switch relay is made of quality flameretardant material, integrated molding, smooth and burr-free, with high and low temperature resistance, high mechanical strength, strong toughness and long durability. Silver alloy contacts have stable performance, with strong conductivity, reliable quality, longer service time, not easily deformed. Wide applications, and flexible use in a variety of places, such as automobiles, motorcycles, electric mobility, cruise ships, etc., to meet your various needs. Features: Upgraded wireless remote switch, small size, high reliability, easy installation, and will not occupy too much space. Fine quality flameretardant housing, integrated molding, smooth and burr-free, with high and low temperature resistance, high mechanical strength, strong toughness, and long durability. Silver alloy contacts have stable performance, with strong conductivity, reliable quality, longer service time, not easily deformed. Alloy integrated receiver module, using fine quality tin oxide materials, more conductive, safer and more reliable. Fine quality brass battery connector for battery stakehead maintenance and replacement, universal standard stakehead diameter, easy to replace. Wide applications and flexible use in various places, such as automobiles, motorcycles, electric mobility, cruise ships, etc., preventing the battery from electric running and leakage, and meet your various needs. Specifications: Name: Relay Material: metal+plastics Type: 120A switch with 1pcs remote controller, 120A switch with 2pcs remote controllers, 200A switch with 1pcs remote controller, 200A switch with 2pcs remote controllers (optional) Battery: according to your selection 1pcs remote controller: 1 * CR2025 battery (included) 2pcs remote controllers: 2 * CR2025 battery (included) Contacting parameters: Contacting load: 50A, 14VDC Contacting resistance: 100m Max at 6VDC 1A Electrical lifespan: 100,000 operations Mechanical lifespan: 10,000,000 operations Max switching current: 50A Maximum load voltage: 14VDC Maximum conversion power: 50A Characteristic Parameters: Ambient temperature: -30℃ to 80℃ Humidity: 40%-85%Rh Resistance value: 100mΩ Min at 500VDC Withstanding voltage between contacts: 2000VAC(for one minute/sec) Withstanding voltage between contacts and coils: 1500VAC(for one minute/sec) Suction time: 15ms Release time: 15ms Coil Parameters: Rated voltage (VDC): 12 V Coil Resistance (Ω 2.4W): 30 Suction Voltage (VDC): 8 Release Voltage (VDC): 1.2 Maximum overload voltage: 14 Package size: 100 * 78 * 70mm / 3.94 * 3.07 * 2.76in Package weight: 1pcs remote controller: 360g / 12.70ounce 2pcs remote controllers: 385g / 13.58ounce Packing List (1pcs remote controller): 1 * Relay Switch 1 * Remote Controller 1 * Battery Pilehead 1 * Battery Pilehead Sheath 2 * Brass Battery Connectors 2 * Copper Connection Pieces 1 * Copper Lug 2 * Cable OR Packing List (2pcs remote controllers): 1 * Relay Switch 2 * Remote Controllers 1 * Battery Pilehead 1 * Battery Pilehead Sheath 2 * Brass Battery Connectors 2 * Copper Connection Pieces 1 * Copper Lug 2 * Cable Package List: (1pcs remote controller): 1 * Relay Switch 1 * Remote Controller 1 * Battery Pilehead 1 * Battery Pilehead Sheath 2 * Brass Battery Connectors 2 * Copper Connection Pieces 1 * Copper Lug 2 * Cable OR Packing List (2pcs remote controllers): 1 * Relay Switch 2 * Remote Controllers 1 * Battery Pilehead 1 * Battery Pilehead Sheath 2 * Brass Battery Connectors 2 * Copper Connection Pieces 1 * Copper Lug 2 * Cable