GTX5030:

Need to find gold & silver jewelry, coins and other metal in the ground? Try this one. With this powerful and versatile metal detector, you can hunt for coins, relics, jewelry, gold and silver everywhere. It is also widely used in detecting aluminum, copper and rare metals and anywhere that hidden metal needs to be detected.

Features:
Practical Metal Detector: perfect for finding metal objects and anywhere that hidden metal needs to be detected. Besides, this easy to operate metal detector suitable for research or educational use as well.
Designed to Find Metal: with ALL METAL & DISC two modes to search gold & silver jewelry, coins and other metal in the ground.
Adjustable Height of Metal Detector: adjust the detector's length for comfortable use.
Detection Indication: audio alert and pointer indicate the detection of metal.
Waterproof Search Coil: you can use the metal detector in the shallow water.
Volume Control: adjust the output volume of the loud speaker or headphone.
Wide Applications: testing metal foreign body of raw materials, fuel and food, detection of underground pipeline & line, archaeology, exploration, found buried treasures of gold, silver and metal artifacts, the acquisition of scrap metal industry, customs and safety inspection, police department detective search, checking metal foreign bodies in express delivery and luggage, etc.

Specifications:
Type: Metal Finder Only / With Shovel / With Headphone & Shovel (Optional)
Material: ABS plastic + aluminum
Frequency: 6KHz
Voltage Range: 7.2~9.6V
Display Mode: Mechanical indicator mode, sound mode
Operating Mode: All metal, disc
Sensitivity: >18cm / 7.09" (Test Coin: 1 CNY)
Distinguish: Ferrous and non-ferrous
Sensitivity: Adjustable
Volume: Adjustable
Headphone Jack: 3.5mm
Battery Condition Indicator: YES
Detect Objects: Metal(Iron nail, iron covering, aluminum ring, small aluminum product, coins, gold, bronze, silver)
Detection Depth: 15-30cm / 3.94-11.81inch
Power Supply: 2 * 6F22 9V battery (NOT included)
Search Coil Diameter: 202mm / 7.95in
Adjustable Height of Detector: 82-113cm / 32.28-44.49inch
Metal Detector Weight: 350g / 12.35oz
Package Size: 45 * 21 * 11cm / 17.72 * 8.27 * 4.33in

Package List:
1 * Metal Detector Main Unit
1 * Armrest
2 * Connecting Rod
1 * Search Coil
1 * User Manual (English)

MD830:

Features:
Three Audio Tone with High Accuracy: Metal detector has distinctive audio tone – a low tone, a medium tone and a high tone displayed on the interesting icon that can distinguish different metals. DISC mode helps you eliminate target categories and improve your detecting efficiency.
Large and Funny LCD Display: Equipped with large back-lit LCD screen to display different detecting depth, discrimination, operating mode, overload warning, sensitivity level and battery level, you can distinguish between targets and unwanted metals. This entry level metal detector is a perfect gift for beginners.
IP68 Search Coil: 7.8" diameter search coil and the stem enable you to use metal detector to explore under water, perfect for detecting on the beach or in the stream (NOTE: the control box can not be put in the water). Adopts a headphone jack (3.5mm / 1/8inch) so you can connect it with a headphone, which allows you to use it in the noisy environment.
Humanity Design: The metal detector is in accordance with ergonomic design, comfortable and convenient to use. Adjustable stem extending from 24" to 45" adapts to users of different height. The arm rest design saves more effort, which gives you a fine treasure hunt journey.

Specifications:
Material: ABS+metal
Color: black
Battery: 2 * 9V battery (not included)
Mode: all metal mode, DISC mode
Detected indication: LCD screen
Audio: 3 tones audio
Operating frequency: 6.6KHz
Sensitivity: 7" deep (test coin: U.S 25 Cent)
Coil size: 7.8 inch waterproof coil
Length: adjustable stem (31.5-41.3 inch)
Package size: 535 * 220 * 110mm / 21.1 * 8.7 * 4.3in
Package weight:
Type 1: 1324g / 2.9lb
Type 2: 1450g / 3.2lb
Type 3: 1853g / 4.1lb

Note:
The search coil is waterproof, but the control housing is not waterproof.

Packing List: (optional)
1 * Metal Detector Main Unit
1 * Detection Coil
2 * Connecting Rod
1 * Armrest Rod
1 * User Manual