This 5 Watt PAR20 LED spotlight light bulb produces a light that is comparable to an incandescent spot light up to 40 watts Each bulb is rated to have a 50,000+ lifespan which is equivalent to purchasing over 50 regular incandescent bulbs or 5 compact fluorescent bulbs 50,000 hours lit for 24 hours per day lasts over 5 1/2 years 50,000 hours lit for 12 hours per day will last over 11 years 50,000 hours lit for 8 hours per day will last over 17 years 50,000 hours lit for 4 hours per day will last over 34 years. Features: Base:E27 Input Voltage:AC95- 265 V Power consumption:5W Average rated life:50000 hours Material:Aluminum 6063 imported PC Luminous Flux:360lm(Warm White) Beam Angle:45 degrees Ambient humidity 85% Rendering Index Ra=80.0 Remarks Warm White(2700-3300K) It can be used in the guesthouse, hotel, Museums, art galleries, meeting room, cosmetic & jewelry counters exhibition, shop, telephone kiosk,etc. Installation Instruction: 1. Please follow the suggested input voltage when using. 2. Working Temperature:-40-50 degree Celsius 3. Prohibited from water, Indoor use only 4. No twisting when power is on 5. Please disconnect power supply before installation. Warranty:2 years CE Approval (Declaration No.: CBT090901226) Notice for FREE SHIPPING: we will choose the most economic shipping ways among the listed ones to the destinations accordingly for free shipping products, instead of customers specified. Unit Type:lot (50 pieces/lot) Package Weight:8.3kg (18.30lb.) Package Size:42cm x 42cm x 35cm (16.54in x 16.54in x 13.78in).