$50 cashback from oral B on their Smartguide IQ5000 and Professional care toothbrushes
IQ5000 Dual Handle, Triumph 4000 your eligible for $50 cashback. If you buy the Professional Care 500, 1000, 3000, 3000 Dual Handle, Sonic Complete 2 & 3 and Pulsonic your eligible for $30 cashback. Both by redemption on the deep linked form.
Purchases need to be made before the 31st Jan and claims must be completed by 28th Feb. Participating retailer is defined as Shaver Shop, Myer, David Jones, Harvey Norman, The Good Guys and other electrical retailers. The interesting bit is 'other electrical retailers' - I think opens up to a claim from anywhere although they will need to be Australian.