This range of specialist lamps are an economical yet high output LED solution to standard halogen or CFL alternatives. There ideal for use in retrofitting existing or new kitchen units, display cabinet and undershelf lighting. High output, low energy, cool operating temperature Suitable for use in reading lights, spots, pendants and under cabinet luminaires G4 lamps are recommended or use with constant voltage LED driver for maximum lumen output & LED life Instant on - no warm up delay Lumens per Watt (lm/W): 67 3 year warranty