4M Kidzlabs Metal Detector Robot Kit –Stem Toys Rc Science Project Educational Gift for Kids, Brown/A, Model:4607

Affiliate Disclosure: We may earn commissions from purchases made through links in this post

4M Kidzlabs Metal Detector Robot Kit –Stem Toys Rc Science Project Educational Gift for Kids, Brown/A, Model:4607

  • Learn about mechanics and assemble a working device that sends alarms at the detection of unseen metal artifacts above or beneath the surface. Your friends will be amazed.
  • Hunt for buried treasure on the beach or your back yard by driving the robot back and forth with the remote control. When you hear it beep, you have found something metallic.
  • The metal detector unit is detachable and usable as a hand-held metal detector.
  • This kit contains: 1 chassis (with axle and gear installed), 1 motor with wires and worm gear, 1 motor cover, 1 metal detector, 1 base plate for eyes, 2 stick-on eyes, 1 switch lever, 1 gear, 1 axle, 1 short axle, 1 remote-control with switch and wires, 1 battery cover, 4 terminal caps, screws, washer screw, 1 connecting cable, 4 wheels and detailed instructions for assembly.
  • Recommended for ages 8 and up.
  • Challenge your child's imagination with 4M toys and kits.
  • 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more.
  • 4M offers a wide range of toys and kits to let you build a clock, crochet a placemat, or turn your room into a planetarium–all in the name of making learning fun.
  • Construct a 5.5″ remote control metal detecting robot
  • Learn the principles behind metal detectors
  • Metal detecting unit can be detached from the robot body
  • Fun and educational

See User Reviews And Ratings On Amazon

Metal Detector helpful Information

A metal detector is an electronic device that’s used for locating metal items in hidden places such as under the ground.


How does a detector discover metal gadgets?

The metal detectors are equipped with magnetic coils which are meant to have interaction with the metals that are near. Subsequently, the moment you put the instrument at the ground, an attraction among the coils in the detector and the metals available happens thus notifying you the location to have a look at. One of the most metals detected by the device come with iron, copper, brass, aluminum, tin, lead, gold, silver, bronze, jewels, coins and lots of others. A metal detector is a reliable instrument for locating buried metals bearing in mind that it help you find several types of metals.
One essential factor to remember regardless that is that there are wide forms of metal detector units in the marketplace to make a choice from. So, what should you look for while looking for a new detector?

The extent of sensitivity

The sensitivity levels in the detectors decide the type of metal it’ll be able to locate in that area. Some metals require highly delicate units, and there are those who get attracted pretty easily. For example, small metals like the jewels and even coins want a detector that has a top stage of sensitivity seeing that it’s easy to find them especially if they’re buried underground. Then again, for enormous items which are hidden underground, the usage of a low delicate detector will work appropriately for you for the reason that objects are straightforward to locate. Additionally, it is strongly recommended that you simply purchase a sensor that has flexible, delicate choices considering you may also need to use it in several stipulations or even spaces.


This is among the easiest options that you should look out for while shopping for the metal detector. It is because it makes your detecting activity straightforward while finding pure metals. A discrimination feature is used in finding the precise metals through picking out the responses from the metals on the space that you’re looking. Each and every mettalic object has its reaction whilst attracted by means of a magnetic device and subsequently, this selection allows you to understand the type of metal situated in that space via exhibiting the response at the system. Notice that the price of a detector with this option is somewhat high. Also, whilst buying a detector with discrimination, take a look at the degrees to be had considering they range in levels.

The cost

How much are you prepared to spend on acquiring a new detector? Well, this should be the first query you ask your self ahead of you head to the shop to buy one. The latest detectors are supplied with different options, and the elements decide the price. Due to this fact, if you wish to have a sensor that has all of the above features, then you need to be prepared to spend a few extra greenbacks due to the fact that it is going to price you extra versus obtaining simple detector.

The consumer

You might have considered trying a metal detector that can be used through all the circle of relatives particularly whilst you pass out looking, camping or even mountain climbing. Subsequently, to be sure that everybody will have the ability to use the detector effortlessly consider shopping for an adjustable indicator that you’ll be able to build up in period for higher use.

The area to use it

Some metal detectors are designed to be used in locations that should not have prime concentrated soils or spaces that don’t seem to be deep, even as others are made with an adjustable mechanism which lets you use it in numerous locations. Therefore, if you already know that you will be the usage of the tool in different areas, consider getting the adjustable one for easy use. Be aware that an adjustable metal detector will cost you extra as opposed to the easy one.

Other accessories

Every steel detector has to have an feature that notifies you while you get with reference to the metals on the ground. A few metal detectors are bought with headphones, and others are supplied with LED notifications at the LCD monitors for the same purpose.

The options to search for



Radar is the function that is responsible for determining the sizes and the densities of the metals to be had at the flooring. This feature is mainly really helpful for people engaged to find treasures or gold on the deep ranges of the land.

The detection technology

The latest detectors are designed with completely different detecting era, and therefore, you wish to resolve what you’re going to be looking out with the device sooner than shopping for it. The techniques are grouped into three classes that are the BFO, VLF, and PI.

BGO is the most straightforward era and detectors with this era encompass approximately coils of the magnet. It is an ideal for searching for metals which might be on the topsoil or hidden on other items.

VLF – This instrument is ideal for many who need to pick positive metals from under the sand or dirt. It works via releasing frequency magnetic at the ground. Then when the magnet reaches to the ground, it actions till it comes throughout a selected metal, and then reflects the instrument. You cans setup the VLF to reflect only when it comes into touch with the kind of metallic objects you might be hunting for.

PI is a high-quality technology that’s accountable for finding the metals which might be deep within the flooring. The era may also be set in some way that it will only pinpoint and alert you whilst it comes into contact with that metal. It is principally used by individuals who hunt for treasures or gold deep underground.