Lightweight and compact-Made of high quality plastic, durable, lightweight and portable to carry,use anytime. Speed up your practice putting with this auto return putting mat. Battery powered(without batteries) to roll your balls back to you, keep practicing without interruption. No electric cords needed or walls to plug into. Can be used indoor or outdoor-Great for fun or serious practice at home, office, parties or take with you while you travel and so on. Specification: Name: Automatic golf ball return device Colour: Black Material: ABS packing list: 1pcs Automatic induction ball return device