1Small and exquisite, widely used, can be installed in various products, smaller in size and lighter in weight, suitable for scooters, robots and other products. 2The upgraded version of the spark-proof switch is highly efficient and safe, protects the power contacts from being burned and oxidized by electric sparks, and efficiently protects the electronic components of integrated circuits from breakdown and damage, and prevents electric sparks that may cause explosions. 3The switch has a spiral pattern, and the fixing nut is easy to install and fix. 4Silicone fixing the bottom wire and heat shrinkable tube of the LED lamp. 5Powerful heat dissipation, dual heat dissipation of the extremely positive aluminum alloy heat sink and heat dissipation silica gel, more effectively extending the life of electronic products.Condition: 100% Brand New Item Type: AntisparkSwitch Material: PCB Board + Aviation Aluminum Alloy Heat Sink + Thermal Silica Color: As Pictures Shown Model: Upgraded Version of Spark Switch V2.0 Mosfets: NVMFS5C628NL LED Button Diameter: Approx. 16mm / 0.63in Voltage Range: 3S-13S (12V-60V) Maximum Continuous: 280A Burst Current: 800A PCB Thickness: 6 Layers x 3oz Copper = 18oz Copper Size (with Heat Sink and Heat Shrink): Approx. 40 x 28.5 x 9.1mm / 1.57 x 1.12 x 0.36in 1 xAntisparkSwitchBy default, the LED button has been inserted into the switch at the factory. Please do not turn on the power of the switch without the LED button connected.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.