Zard Products

Common Installation Tips and Troubleshooting

Looking to install your Zard GPS tracking device? You’re in the right place. Below, you’ll find a collection of detailed guides and walkthroughs covering various Seeworld models, wiring methods, and platform setups—everything you need for a smooth and secure installation.

Activate the Zard S21L

How to Activate the Zard S21L GPS Tracker and Zard GPS App 1. SIM Card Requirements SIM Size: Nano SIM (12.3mm x 8.8mm) SIM Type: Must be a Data SIM or M2M (Machine-to-Machine) SIM...