Up to 22 Sets Connectable: These mini led orange/purple lights string are safely end-to-end connectable up to 22 sets for total 726ft decor length on one plug! | Non Flicker Orange/Purple Lights String: Full Wave Rectification Technology Each string is full wave rectified, which eliminates any flickering making these LED Halloween lights brighter than ordinary LED mini Lights. | Wide Angle, Brighter Halloween Lights Decor: Designed with a concave lens, these wide angle bulbs are 25% brighter than standard-shaped light strings and disperse light equally in all directions, making your decoration shine brilliantly from any viewing angle. | Waterproof Durable Decorative Halloween Lights: Patented single piece non-removable bulb/base construction, which seals out moisture, eliminating failures from loose, broken and corrosion, therefore, these commercial grade mini orange/purple lights are very durable long lasting and extremely energy efficient, reducing power consumption by more than 80% compared with conventional bulbs. | Perfect Halloween Decoration: UL Certified; approved for indoor/outdoor use, mini orange/purple lights are ideal for you to spice up your room, entrance, windows, garden, yard, and so on to add a horror, spooky atmosphere for your Halloween party!