When it comes to improving a room’s mood, changing its lighting is often the simplest--and cheapest--solution. With the SMFX Bluetooth Smart Bulb, you can bring a rainbow of iridescent colours to your living space, and it’s controlled straight from your smartphone. On sale for only £22.49 ($29 USD), the SMFX Smart Bulb puts the power of the rainbow in the palm of your hands.

Using your smartphone, you can customize the SMFX Bluetooth Smart Bulb’s appearance with over 16 million colour options. You can alter the bulb’s brightness and even switch it on and off remotely. Using the bulb’s app, you can alter RGBW and power settings directly from your smartphone.

What’s more, the SMFX Bluetooth Smart Bulb is completely programmable. Looking to kill the lights at a particular time? Want to surprise a guest with an impromptu disco party? Simply use the app’s functions and timers to get next-level lighting control.

On top of its vibrant colours, the SMFX Bluetooth Smart Bulb also brings unrivaled efficiency to the table. It’s rated to last over 40,000 hours (27 years of normal use), and it only consumes 10% of the energy a standard bulb uses. Outfit a room with SMFX Bluetooth Smart Bulbs, and you can save a pretty penny on your energy bill.

Bringing power and efficiency together, the smart bulb is the simplest way to brighten up any room. The SMFX Bluetooth Smart Bulb normally retails for £30, but Pocket-lint readers can take 25 per cent off, making the final price just £22.49.