Product Name: White Dimmable LED light Smart Home APP Intelligent WiFi Bulb Model NO.: YET6131 Input Voltage: 100-240V IP Rating: IP50 Warranty: 1 Year Usage: Spot Lighting Light: Lighting Light Lamp Holder/base: E27 LED: High-power Power: 4.5W Lamp Body Material: Aluminum+PC Cover Color Temperature: Warm White Product Name: White Dimmable LED light Smart Home APP Intelligent Current: Max. 40mA Luminous Flux: 500lm Color: RGB+Warm White +RGBW Cool White Dim: 60mm*60mm*122mm(L*W*H) Lamp Holder: E27 Weight: 74G APP: Ios, Android Life: 50000 Hours Color Temperature Range: 3000K~6500K Adjustment Without Grade Brightness Range: ?500lm Adjustment Without Grade Wireless Frequency: 2.4G -2.5g 2400m -2483.5MHz Light Board Specifications: Two-Color:Yellow/Cold Light Number of Beads Working Current: 40mA(Brightest State) Lamp Specifications: LED Bulb A60 Lampe27 Trademark: YET Transport Package: Box Specification: 60mm*60mm*122mm Origin: China Product Description Product DescriptionWhite Dimmable LED Ligh Smart Home APP Intelligent WiFi Bulb Our CompanyWith 12 years of export experience along with excellent quality, advanced services and competitive prices, M&C Technology Development CO., LTD has won numerous customers' trust and support.Certifications CE & RohsPacking & DeliveryDelivery1-2 days for sample, 7-15 days for bulk order.FAQ1. How to know what frequency of my transmitterPlease open the case and found the frequency saw on circuit board, it's surface will be marked with 433.92 or others. Just send this info to us if you are not sure of it.2. How to pay?We accept T/T , west union, paypal , L/c.3. Quarantee1 years for all products since the day you ordered.4. Is the product with battery?Yes.