Comprobador de puesta a tierra

Use this outlet tester to confirm your outlets are Grounded. Most modern homes have a Grounded electrical system, but there are some homes that may not have this connection.

As part of our Guarantee, if your electrical system is not Grounded and our Grounding Rod is not a viable solution, you can return your order for a free refund.

*We do not sell on Amazon or any other site. Beware of knockoff Earthbound products.