Easy to replace and install this inpond LED bulb O ring has been especially designed to keep your inpond 5 in 1 3000, inpond 5 in 1 6000, inpond 6 in 1 9000 working as it should. DIRECTIONS Refer to your Inpond user manual BOX CONTAINS 1 x Blagdon Inpond LED Bulb O Ring, replacement LED bulb ‘O’ ring for the Blagdon Inpond 5 in 1 3000, Inpond 5 in 1 6000 and Inpond 6 in 1 9000 See moreDurable materials. Quick and easy to replace. Suitable for Blagdon Inpond 5 in 1 3000, Inpond 5 in 1 6000, Inpond 6 in 1 9000. Keep your Inpond in working order with this LED bulb O ring.