Product Review

Brand new and high quality
Designed specifically for use on General Motors vehicles with side post batteries, this switch provides a clean, solid, low profile connection to GM side post batteries.
The switch makes it simple to disconnect your battery to work on your vehicle or the knob can be removed to prevent theft.It also works great to eliminate battery drain if you're storing a vehicle for an extended period of time.
Size:10 x 3.5 x 3.5cm
Battery Pile Head Diameter:10mm (approx)
Material: brass plated + zinc alloy + plastic
Pile Hole Diameter: 10mm

Easy to Install Instructions:
Disconnect ground (-) cable from battery and attach it to mounting flange side of the threaded hole on the switch.
Using the supplied bolt, attach switch to (-) battery post. The mounting flange on the thru-hole must contact the battery post.
Turn green knob fully clockwise to connect battery power.
To disconnect power, turn knob 1/4 turn counter clockwise.
Knob can be removed for anti-theft.
Keep connections clean and tight to assure optimum performance.