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Waterproof 12" Inch （320mm）Butterfly Search Coil For Installation on a TX850 Machine
Standard search coil: 12 inch search coil
Batteries: Single 9 volt rectangular alkaline
Operating principle: VLF induction balance
Operating frequency: 19 kHz, crystal controlled
Battery life: 15+ hours on good quality alkaline
Operating temp range: 14 to 122 degrees F (-10 to +50 C)
Operating humidity range: 0 – 90%
Its waterproof search coil can let you search the metal in water.
