We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Four standard A19 LED bulbs with silver screw bases and white opaque domes

Alexa Smart LED Bulb 12W 1300LM 2700K-6000K Bluetooth A19 E26 4 Pack

SKU CH-J57A-MCXHJ

Bluetooth-enabled 12 W LED bulbs deliver 1300 lumens of tunable 2700 K–6000 K light with Alexa voice control and no Wi-Fi required

  • Wattage Equivalent130 watts
  • Features12W 1300LM, Color temperature 2700K-6000K adjustable
  • Voice-controlled lighting via Alexa speakers
  • Bluetooth pairing without Wi-Fi or a hub
  • Tunable white from 2700K to 6000K
  • 12W output matching 130W incandescent brightness
  • Flicker-free dimming from 1% to 100%

Smart LED bulb four-pack

These Bluetooth smart bulbs work with Alexa speakers and the BRmesh app without needing a Wi-Fi router or gateway. Each 12 watt A19 E26 bulb delivers 1300 lumens at a 130 watt equivalent, and the colour temperature adjusts from 2700K to 6000K. They suit bedrooms, kitchens, living rooms and offices where voice or app control is preferred. Buyers who want Google Home or Apple HomeKit compatibility cannot use these bulbs.

Build and daily use

The standard A19 shape and E26 base fit ordinary sockets, and the Bluetooth link pairs directly with Echo Plus, Echo Show, Echo and Echo Dot speakers except first-generation models. One-step pairing starts by saying "find device" after powering the bulb on. The BRmesh app adds timing, grouping, scenes and fine colour-temperature tuning, yet deleting the app later does not break Alexa control. Builders needing a hub-based Zigbee or Thread network will find no such interface here.

Thermals and power

At 12 watts per bulb the draw stays low, and the PWM-to-analog dimming runs from 1 to 100 percent without flicker, which is easier on the eyes and on cameras. A CRI above 90 keeps colours accurate across the full 2700K to 6000K range. No active cooling is present, so the bulbs run silently in normal fixtures. Users who require higher output than 1300 lumens per bulb will need a different solution.

Highlights

  • Voice-controlled lighting via Alexa speakers
  • Bluetooth pairing without Wi-Fi or a hub
  • Tunable white from 2700K to 6000K
  • 12W output matching 130W incandescent brightness
  • Flicker-free dimming from 1% to 100%

Specifications

BrandUCB
Wattage Equivalent130 watts
Features12W 1300LM, Color temperature 2700K-6000K adjustable

Questions about this item

What Bluetooth standard does this A19 E26 smart bulb use, and what control does it cap in practice?

The bulb connects by Bluetooth to Alexa speakers and the BRmesh app, giving voice and app control of 2700K-6000K colour temperature and 1-100% brightness without Wi-Fi or a hub.

What fixture dimensions does the E26 base and A19 shape need to fit?

The standard E26 screw base fits common household sockets, and the A19 bulb profile suits typical table lamps, ceiling fixtures and recessed cans.

How is the bulb paired with Alexa, and which step do people often miss?

Turn the bulb off, wait five seconds, turn it on, then say "Alexa, find device"; the speaker can add up to four bulbs at once, so repeat the cycle for any remaining units.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.