[DURABLE AND HIGH QUALITY] This battery master switch is made of durable heavy duty housing, tinned copper studs and nuts with 4 sets of bolts that help hold the switch tightly. A removable back cover protects the rear terminals from short circuits. Removable side panel for easy access to battery cord. [No Power Consumption]This battery isolation switch is a reliable way to turn off the power during maintenance, battery power consumption when no vehicle or ship is required, please disconnect the battery with confidence, it can be locked alone or together with other switches. [Easy Operation]Easy to install. For DC 12 - 48V system isolation and fixed electrical systems, the on/off position is clearly defined. Switch = power (green) to close the circuit, switch off = open circuit without power (red). [Heavy Duty Disconnect Switch] Disconnect switch has the advantages of preventing battery drain, preventing theft, power maintenance, etc. Completely enclosed to protect wiring from dirt, corrosion and rain. The switch is smooth but sturdy, secure in any position. [WIDE USE] Advanced battery disconnect switch for general use in cars, boats, boats, RVs, motorcycles, camping, travel trailers, trucks, ATVs, UTVs, battery banks and other electrical equipment. Also perfect for Father's Day gifts. color:Red black Material:plastic Package Contents: 1 x switch 4 x fixing screw 2 x copper nose Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!