this cover protects your coil from the elements that cause premature wear

2 lbs with the 11" mono coil and 4

Battery life runs 25 to 35 hours on two alkaline 9V batteries

Battery Life: 12 hours (lithium)

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Nokta 15" x 17.5" IM45 Search Coil Cover - Impact Protection mining tools this cover protects your coilKeep your valuable Nokta search coil performing like new with this protective cover designed specifically for 15" x 17. 5" IM45 and C47 coils. This durable cover shields your investment from rocks, roots, and abrasive terrain that can damage expensive search coils. Key Protection Benefits Prevents costly coil damage from cuts, scratches, and excessive wear during detecting Custom fit design stays securely in place on your 15" x 17. 5" search coil