Features: Waterproof / not waterproof specification: 503 * 10mm Light Source: SMD 5050/3528 lamp number: 30,60 pcs / m emitting angle: 120 ° Voltage: DC12V/DC24V Operating Temperature: -40 ℃ ~ 45 ℃ Packing: 5m / Volume Life: 50,000 hours Features: 1, 3 LED for each group, which can be cut every three LED, provides users with great ease of use, how long to cut the length. 2, light bar on the back of the high viscosity of the double-sided adhesive, the user can just tear off the protection paper free installation and modeling. 3, waterproof silicone tube into water, Epoxy waterproof, semi-Epoxy waterproof.