Features: Long life, low power consumption, low heat generation, released high intensity. Solid-state, high shock, and vibration resistant. Maintenance-free, easy installation. Waterproof, suitable for both indoor and outdoor use. Suitable for home, office, cabinet, display, horsebox, caravan, trailer, boat, etc. Notes: 1. Please check the size measurement chart carefully before making a payment. 2. Please allow a 0.1-0.5cm difference due to manual measurement. 3. Instruction is not included.