Please note that this item is used for lights with on / off buttons, and there are many light colors to choose from.Super bright LED lights are much more magical than you think. This lighting device provides vivid and awe inspiring lighting images for your home and store, which is very suitable for lighting and decoration purposes. And save more than 90% of power consumption. The lamp is made of high-quality metal material, safe and durable.Very suitable for indoor lighting.Application: jewelry store, cabinet, display cabinet, display cabinet, bookshelf, exhibition hall, etc.standard:Input voltage: 3 * AAA battery (excluding battery)Power consumption: 3WLed type: high power LEDShell material: AluminumShell color: black, silverEmission color: pure whiteLumen: 150 lumensBody temperature: < 60 LED operating temperature: < 65 Service life: 60000-80000 hoursLighting area: 0-5m2Beam angle: 45 Size:Head: 6 cm (2.36 inches) x2 5 cm (0.98 in.);Base: 6.8 cm (2.68 inches) X3 cm (1.18 inches);Rod height: 3.8 cm (1.5 in)1. Long service life2. Instant start without flashing3. Solid state, shockproof4. Ordinary bulbs save more than 90% of electricity5. Work for a long time to produce low heat6. No RF interference7. It does not contain mercury or other harmful substances and meets ROHS standards8. Working environment: - 20 - 40 , suitable for special climate9. Purpose: jewelry store, cabinet, windowDisplay cabinet, bookshelf, exhibition hall, etc.10. Low maintenance costBattery powered: Powered by 3 * AAA battery. (excluding battery)How to install:Simple installation: simple installation without hard wiring. Put it on your hand or table.Package includes:1 x 3W LED (excluding battery).Items from Sheng Xinshun's shop