LED Bulb - smart, lamp cap G9, power input 4 W, 230 V, luminous flux 400 lm, adjustable light temperature (2700-6500 K), diameter of 18 mm, WiFi 2,4 GHz and Bluetooth, compatible with Tuya, control via app in Czech, lifespan 25000 hr(s), energy label E, 1 piece in package