Features: 1.100% brand new and superfine quality battery cut-off switch. 2.Premium material, stable performance and high reliability. 3.Especially used to solve the problem of leakage and loss of electricity in cars, motorcycles and automobiles whose batteries are not used frequently. 4.Easy installation, simple operation. 5.Suitable for various types of batteries with 15-17mm pile head diameter. Specification: Features:_x000D_ _x000D_ 100% brand new and superfine quality battery cut-off switch. _x000D_ Premium material, stable performance and high reliability. _x000D_ Especially used to solve the problem of leakage and loss of electricity in cars, motorcycles and automobiles whose batteries are not used frequently. _x000D_ Easy installation, simple operation. _x000D_ Suitable for various types of batteries with 15-17mm pile head diameter. _x000D_ _x000D_ Instructions:_x000D_ Power off: Loosen the switch for 2-3 loops and the whole vehicle is powered off._x000D_ Power on: Properly tighten the switch and the vehicle can be started._x000D_ _x000D_ Installation Method:_x000D_ 1. Before installation, check whether the negative battery rod and the battery clamp (original battery connector) are corroded (white powder) and clean dirty things to avoid poor contact between the battery and the battery switch._x000D_ 2. Before installation, first tighten the knob and then install it on the car. After installation, check for loose connection and make sure it is perfectly installed._x000D_ _x000D_ Specification:_x000D_ Condition: 100% Brand New_x000D_ Material: Zinc Alloy Copper Plating_x000D_ Optional Color: Black, green_x000D_ Maximum Voltage: 24V_x000D_ Size: Approx.9.8*4.4*4cm/3.9*1.7*1.6in_x000D_ Package Weight: Approx.122g/4.3oz_x000D_ _x000D_ Package List:_x000D_ 1 * Cut-off Switch_x000D_ _x000D_ _x000D_ _x000D_ Note:_x000D_ 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. PackageList: