Check the listing for details. StarBurst 18-LED Color-Change Spa Light for Hot Tub - Replaces Standard 912 Bulb. Condition: New. Listed at 29.95 USD. StarBurst 18-LED Color-Change Spa Light for Hot Tub - Replaces Standard 912 Bulb Make your hot tub water dance with color by replacing your spa's ordinary incandescent light bulb with our inexpensive StarBurst 18-LED Color-Changing Light for smaller spas. 9 color modes: vibrant colors, gentle chameleon shift, and a pulsating party mode. Each of the 6 surface-mount chips contain 3 color LEDs. 18 Hi-Output vivid color LEDs 6 x 3-LED Next-gen SMDs 70% brighter SMD technology Multiple color programs Simple 10-minute installation Replaces standard 912 incandescent bulb Product notes: Switching spa's light off and then on again advances the microprocessor to the next color effect. 12VAC, 1.4W. 100,000 hour bulb life. For larger spas we recommend our 36-LED model.StarBurst 18-LED Color-Change Spa Light for Hot Tub - Replaces Standard 912 Bulb Make your hot tub water dance with color by replacing your spa's ordinary incandescent light bulb with our inexpensive StarBurst 18-LED Color-Changing Light for smaller spas. 9 color modes: vibrant colors, gentle chameleon shift, and a pulsating party mode. Each of the 6 surface-mount chips contain 3 color LEDs. 18 Hi-Output vivid color LEDs 6 x 3-LED Next-gen SMDs 70% brighter SMD technology Multiple color programs Simple 10-minute installation Replaces standard 912 incandescent bulb Product notes: Switching spa's light off and then on again advances the microprocessor to the next color effect. 12VAC, 1.4W. 100,000 hour bulb life. For larger spas we recommend our 36-LED model.