1. Take the incoming power from the power supply and insert it into one side of the gel connector. 2. Connect one of the wires to the light, and continue the line so the power goes to the next fixture. 3. Ensure all wires are fully inserted to the back of the connector, then tighten with pliers. The small teeth inside will pierce the cable insulation and create a secure connection. Suitable for the entire range of 22 AWG (0.64 mm²) cables to 14 AWG (2.05 mm²). Size: Length: 0.94 inches/24 mm Width: 0.9 inches/23 mm Height: 0.67 inches/17 mm Package includes 30 wire connectors (white-blue). Made of high-quality material, waterproof and special gel protects your cables from moisture and ensures a solid connection. Material: ABS Color: White+Blue Package Contents: 1 set x Pigtail connector for robotic lawnmower (30 pcs) Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement allowed error is +/- 1-3 cm.