Precautions before Purchase: 1, 4 PIN Light Bulb, cannot replace 2 PIN light bulb 2, 28W, 2000LM, the bulb size is LxW 20x20cm, TOO LARGE to replace 16W(smaller size) light bulb. 3, Compact Fluorescent Light Bulb, NOT LED Bulb; 4, MUST use with Ballast (apply to 28W). Can’t light up without ballast.
***ATTENTION: If you are using a 16W 4PIN bulb and you want to replace it. Please note this 28W 4PIN bulb is not suitable for you as their sizes are different and cannot be replaced for use! ***
4 Pin Light Bulb: 4 PIN light fitting type, NOT 2 PIN light fitting type! If your original bulb is 2pin and you want to replace it, sorry but this 4 pin light bulb is NOT compatible, it can’t replace 2pin light bulb!
Large Size: There are 2 size of GR10q 4pin light bulb on market, 16w for small size, 28w for large size. And this 28W 4 pin light bulb is approx. twice the size of 16W, very very large! If your ceiling light frame is less than 20cm, then it's not compatible!
28w GR10q 4-pin CFL compact fluorescent light bulb, AC 220-240V. Soft warm white 3500k with brightness 2000 lumens, no flicker, high color rendering >80Ra.
DD flat butterfly bulb shape, fitted with a GR10q 4-pin square push fit base, easy to install. Energy rating of G, 8,000hrs max lifetime, does the job intended. This CFL Light bulb is not dimmable.
Energy efficient CFL 4 pin light bulb 28W, good replacement for a bathroom ceiling light. Ideal for flush ceiling light for bathroom, kitchen, footpath area, corridor, stairwells, etc.
**HOW TO INSTALL THE 4PIN LIGHT BULB: 1, Please check if the ballast(4 PINS), and ceiling light frame size(>20x20cm) are compatible. 2, Place the ballast into the corresponding position of the light bulb (pins to pins). 3, Place the whole unit (ballast+light bulb) onto the ceiling light frame. 4, Connect the wires and then connect the power supply, turn on and it lights up! **Please always remember to cut off the power before installing/replacing light bulbs.**