Teknetics Delta 4000 Metal Detector

Each Greek Family model has selectable notching capabilities adjustable sensitivity depth readout a battery life indicator and 1/4 and 1/8 head phone jacks. Each metal detector operates at 7.8 kHz transmission frequency and runs on one 9V alkaline battery not included. Six levels of adjustable discrimination. Running depth graph. Numerical target ID. Touch pad control interface. Modes include discrimination pinpoint and all metals mode. One alert tone. Overload alarm system. Preset ground balance. 8″ open face coil.

• User-friendly metal detector ideal for coin shooting relic hunting and gold prospecting
• Large easy-to-read LCD display with 2-digit numerical target ID system
• Running depth indicator identifies target depths from 0 to 8 inches
• Discrimination and All Metals modes; 3-tone audio discrimination
• Runs for up to 25 hours on single 9-volt battery; 7.8 kHz operating frequency