Other than weights and jumpsuits, there are other gadgets that you may need for you jump. Here are some of them.
Altitude Devices
Altimeters are one of the obligatory pieces that you would use for skydiving. You may be surprised with the vast variety of choices. However, it is recommend that you use one thats easy to read and can give you outstanding after-sales services. In fact there are ones that even give free lifetime warranty for your device. Such kind of service is especially useful if ever you drop your device on the creeper pad.
Audibles
Even though these are not strictly compulsory, you might enjoy the extra security and benefits of wearing one. Although you do not really have to rely on it, getting an extra altitude warning would be very useful. These are very useful if youre doing various disciplines like: freefly, flat-fly, and breaking off high. This is because your freefall time would vary from one dive to another.
If you want to go freeflying, most coaches wouldnt let you jump if you dont have an audible, since theyre such a helpful safety precaution, especially if youre learning how to fly with higher speeds.
Choices...